Answer(s):
- miles you drive and the amount of gas in your tank
- the level of water in a water tank being drained over time
Step-by-step explanation:
1. The more miles that you drive, the less gas that is in your tank, so this one has a negative association between its variables.
2. The more time you spend running, the more miles you'll have ran, so that's a positive association, not a negative association.
3. The longer a water tank is drained, the less water it'll have in it, so this one has a negative association between its variables.
4. The speed of a train at a constant speed over the next 6 hours can be modeled by a graph with a horizontal line (which has a slope of zero), representing that as the x increases, the y does not change, so there is not a negative association between the variables.
5. The more cups in the stack, the taller it will be, so that's a positive association, not a negative association.
Please answer quick missing assignment
9 bananas can be bought with $3.25, and we will have $0.10 left over.
Define Selling PriceSelling price is the price at which a product or service is sold to customers. It is the amount of money that a business receives in exchange for its goods or services. The selling price is often determined by considering factors such as production costs, market demand, and competition.
Number of bananas = $3.25 ÷ $0.35/banana
Number of bananas = 9.285 (rounded to 3 decimal places)
Since we cannot buy a fractional part of a banana, we need to round down to the nearest whole number. Therefore, we can buy 9 bananas with $3.25.
Total cost of bananas = 9 bananas × $0.35/banana
Total cost of bananas = $3.15
So, we will not use all our money. We will have $3.25 - $3.15 = $0.10 left over.
Therefore, we can buy 9 bananas with $3.25, and we will have $0.10 left over.
To know more about decimal, visit:
https://brainly.com/question/30958821
#SPJ1
If f varies inversely as x, and y= 2 when x= 2, find y when x= 1
The value of y is 4.
What is an inverse function?
The inverse function of a function f in mathematics is a function that reverses the operation of f. If f is bijective, then and only if it is, the inverse of f exists.
Here, we have
Given: If f varies inversely as x, and y= 2 when x= 2, find y when x= 1.
We have to find the value of f.
f ∝ 1/g
f₁ ×g₁ = f₂ ×g₂
Let the required value of f = x and g = y
Inserting in equation (1) and we get
2 ×2 = 1 ×y
4 = y
Hence, the value of y is 4.
To learn more about the inverse function from the given link
https://brainly.com/question/30351075
#SPJ1
Copy and complete the workings below to
calculate the value of c.
c² = 11² + 60²
C² =...
C=...
Answer:
61
Step-by-step explanation:
11^2 + 60^2 = 3721
square root of that is 61
put it in a calculator
10 in 10 in 15 in what is the surface area of this ?
Answer:
The surface area of the figure is 40 + 5π.
Step-by-step explanation:
Find the area of the figure below composed of a parallelogram and one semicircle rounded to the nearest tenths place 
We have a parallelogram and a half of circle.
The area of parallelogram are: A=basis*height
The area of circle are: A=πr², where r is the radius (half of diameter). Thus the half circle have Area equals to:
Approaching π to 3,14
parallelogram:
b=26
h=13
A=13*26
A=338
Half circle:
r=12
A=(3,14*12²)/2
A=226,08
Total Area of the figure are:
A=338+226,08
A=564,08
Describe the transformation of g(c)=3(2)^x as it relates to the parent function f(x)=2^x
That g(x) is a vertical stretch of f(x) by a factor of 3, followed by a vertical shift of 3 units upward.
The function g(x) = 3[tex]2^{x}[/tex] is a transformation of the parent function f(x) = [tex]2^{x}[/tex]. Specifically, g(x) is obtained by first stretching f(x) vertically by a factor of 3, and then shifting it upward by some amount.
To understand this transformation more clearly, consider the effect of changing the value of x on both functions. For the parent function f(x) = [tex]2^{x}[/tex], increasing x by 1 corresponds to multiplying the output (y-value) by 2. For example, if we evaluate f(x) at x=0, we get f(0) = [tex]2^{0}[/tex] = 1, and if we evaluate it at x=1, we get f(1) =[tex]2^{1}[/tex] = 2, which is double the value of f(0).
Now, let's consider the function g(x) =3[tex]2^{x}[/tex] . When we evaluate g(x) at x=0, we get g(0) = 3[tex](2)^{0}[/tex] = 3, which is triple the value of f(0). Similarly, when we evaluate g(x) at x=1, we get g(1) = 3[tex](2)^{1}[/tex] = 6, which is triple the value of f(1). This shows that g(x) is a vertical stretch of f(x) by a factor of 3.
Finally, notice that the function g(x) has the same shape as f(x), but is shifted upward by an amount of 3 units. We can see this by comparing the graphs of the two functions. The graph of f(x) starts at the point (0,1) and increases rapidly as x gets larger. The graph of g(x) starts at the point (0,3) and increases at the same rate as f(x). This shows that g(x) is a vertical stretch of f(x) by a factor of 3, followed by a vertical shift of 3 units upward.
To learn more about functions:
https://brainly.com/question/12431044
#SPJ4
An outline of a city map is shown. The population of the city is 23,023 people. What is the population density of the city?
The proportion of individuals to land area is known as the population density. The Population Density is 148.38 people/m².
What is Population Density?The proportion of individuals to land area is known as the population density. People per square kilometre is the metric. The term "population density" refers to the number of people in a given area, typically expressed as "per square kilometre" or "per square mile," and may include or exclude features like glaciers or bodies of water.
The number of members of a species in a given geographic area is known as population density. Demographic data can be measured and examined in relation to infrastructure, environments, and human health using population density data.
Population Density = the nation's population ÷ Area of country
Population of country = 23,023
Area of country = (18*8)+(4*5)
= 164 m²
Population Density= 23023÷164
= 148.38 people/m²
To know more about proportion, visit:
https://brainly.com/question/1496357
#SPJ1
Helppppp I need this :”I
The length of arc TU is approximately 0.3935 cm.
Calculation of circle ?
To find the length of arc TU, we first need to determine the measure of angle TAU. Since TV is a diameter, we know that angle TSV is a right angle (90 degrees). Since S is the midpoint of TV, angle TSU is half of angle TSV, which means angle TSU is 45 degrees (90/2 = 45). Therefore, angle TAU is the complement of angle TSU, which is 90 - 45 = 45 degrees.
Next, we need to use the formula for the length of an arc of a circle, which is L = rθ, where L is the length of the arc, r is the radius of the circle, and θ is the measure of the central angle of the arc in radians. Since we have the measure of the central angle in degrees, we need to convert it to radians by multiplying by π/180.
The radius of the circle is half the diameter, which is 0.5 cm. Therefore, we have:
L = rθ
L = 0.5 × (45 × π/180)
L = 0.5 × (0.25π)
L = 0.125π
To get a numerical value, we can use an approximation of π, such as 3.14. Therefore, the length of arc TU is approximately:
L ≈ 0.125π ≈ 0.125 × 3.14 ≈ 0.3935 cm
So the length of arc TU is approximately 0.3935 cm.
The formula of a circle relates its radius, diameter, and circumference.
The diameter of a circle is the distance across the circle passing through its center, and is given by:
D = 2r
where r is the radius of the circle.
The circumference of a circle is the distance around its outer edge, and is given by:
C = 2πr
where r is the radius of the circle, and π (pi) is a mathematical constant approximately equal to 3.14159.
The area of a circle is the region enclosed by the circle, and is given by:
A = πr²
where r is the radius of the circle, and π (pi) is a mathematical constant approximately equal to 3.14159.
These formulas can be used to solve various problems related to circles, such as finding the area, circumference, radius, or diameter of a circle, given one or more of these values.
To know more about circle visit :-
https://brainly.com/question/24375372
#SPJ1
Bridget grew 6,624 flowers with 96 seed packets. How many seed packets does Bridget need to have a total of 6,762 flowers in her garden? Assume the relationship is directly proportional.
Bridget needs 98 seed packets to have a total of 6,762 flowers in her garden. Since she can't buy fractional seed packets, she would need to buy 99 seed packets.
What is Algebraic expression ?
An algebraic expression is a mathematical phrase that can contain variables, constants, and mathematical operations such as addition, subtraction, multiplication, division, and exponentiation. Algebraic expressions are used to represent and solve problems in many areas of mathematics, science, engineering, and finance.
Since the relationship between the number of flowers and the number of seed packets is directly proportional, we can set up a proportion to solve the problem.
Let x be the number of seed packets Bridget needs to have a total of 6,762 flowers in her garden.
We can set up the proportion:
624 flowers ÷ 96 seed packets = 6,762 flowers ÷ x seed packets
To solve for x, we can cross-multiply and simplify:
624 * x = 96 * 6,762
x = (96 * 6,762) ÷ 6,624
x = 98.38
Therefore, Bridget needs 98 seed packets to have a total of 6,762 flowers in her garden. Since she can't buy fractional seed packets, she would need to buy 99 seed packets.
To learn more about Algebraic expression from given link.
brainly.com/question/31238826
#SPJ1
Henry had 23 1/3 quarts of juice. How many gallons did Henry have?
PERIMETER AND AREA HELP ASP
The following are the expressions for the perimeter and area for the rhombus:
9). perimeter = 4(x + 2) in
area = (x + 10)(x + 9)/2 in²
10). perimeter = 4(x - 3) mm
area = (x - 8)(x + 6)/2 mm²
What is a rhombusA rhombus is a two-dimensional geometric shape with four equal sides and four equal angles, but the angles are not necessarily 90 degrees. It is a type of parallelogram.
Two same triangles make up the rhombus so we evaluate for the area expression of one triangle and multiply the result by 2 to get the areas. And multiply each side by 4 to get the expression for the perimeters
area of a triangle = 1/2 × base × height
9). base = (x + 10) and height = (x + 9)/2
area of one triangle = 1/2 × (x + 10) × (x + 9)/2
area of one triangle = (x + 10)(x + 9)/4
area of rhombus = 2 × (x + 10)(x + 9)/4
area of rhombus = (x + 10)(x + 9)/2 in²
perimeter of rhombus = 4(x + 2) in
10). base = (x - 8) and height = (x + 6)/2
area of one triangle = 1/2 × (x - 8) × (x + 6)/2
area of one triangle = (x - 8)(x + 6)/4
area of rhombus = 2 × (x - 8)(x + 6)/4
area of rhombus = (x - 8)(x + 6)/2 mm²
perimeter of rhombus = 4(x - 3) mm
Therefore, the rhombus have the expression for the perimeter and area as:
9). perimeter = 4(x + 2) in
area = (x + 10)(x + 9)/2 in²
10). perimeter = 4(x - 3) mm
area = (x - 8)(x + 6)/2 mm²
Read more about rhombus here:https://brainly.com/question/20627264
#SPJ1
Q
19) Choose the correct answer.
The perimeter and area of a wall have the same value. If the base of the wall is 7 meters long,
what is the height of the wall?
O 4.48 meters
O 5.6 meters
O2.8 meters
O 1.4 meters
Let's assume the height of the wall as 'h' meters.
Given, the perimeter of the wall = area of the wall
The perimeter of the wall = 2(length + breadth) = 2(7+h) = 14+2h meters
The area of the wall = length × breadth = 7 × h = 7h square meters
According to the problem, the perimeter and area of the wall have the same value.
So, 7h = 14 + 2h
Subtracting 2h from both sides, we get:
5h = 14
Dividing both sides by 5, we get:
h = 2.8 meters
Therefore, the height of the wall is 2.8 meters.
Hence, the answer is 2.8 meters
Answer:
2.8 meters
I've done the quiz
How do you find the solution to a system of equations on a graph?
The correct solution to a system of linear equations is:
Find where the two lines intersect.
How do you find the solution to a system of equations on a graph?To find the solution to a system of linear equations on a graph, you can follow these steps:
1. Graph the two equations on the same coordinate system. This will give you two lines that represent the equations.
2. Look for the point of intersection between the two lines. This point represents the solution to the system of equations.
3. If the lines do not intersect, then the system of equations has no solution. If the lines overlap or coincide with each other, then the system of equations has infinitely many solutions.
Learn more about linear equation on:
https://brainly.com/question/4074386
#SPJ1
The solution of a system of equations can be obtained from their graph by the points where the graph intersects.
The correct option is therefore;
Find where the two lines intersectWhat is a system of equations?A system of equations are a set of two or more equations that share common variables.
The solution of a system of equations is a set of values of the input variables that satisfies the equations in the system of equations
The graph of an equation is the set of points that satisfies the relationship between the variables in the equation.
Therefore, the solution of a system of equations can be obtained from a graph by finding the point of intersection of the graphs of the equations in the system, which is the point that agrees with all the equations in the equation system.
The correct option is therefore; Find where the two lines intersect
Learn more on systems of equations here: https://brainly.com/question/27765267
#SPJ1
Answer each blank please
The answers are:
The spot (-1, 5) is on the parabola and is 4 units away from both the directrix and the focus.The spot (3, 3) is not on the parabola because it is 2.83 units away from the focus and 2 units away from the directrix.Because it is 2.24 units from the focus and 0 units from the directrix, the location (5,5) is on the parabola.What is parabola?The directrix, which is made up of all locations (x, y) in a plane that are evenly spaced from it, and the focus, which is a fixed point but not on the directrix, are collectively referred to as a parabola. The graph of the parabola has the standard shape of a parabola with vertex (0,0) as well as the x-axis as its axis of symmetry.
Apollonius, who found many properties of conic sections, is responsible for the term "parabola." The word has the meaning "application," and as Apollonius had shown, this idea of "application of areas" is related to this curve. Pappus is responsible for the focus-directrix characteristic of the parabola and other conic sections.
To know more about parabola, visit:
https://brainly.com/question/31142122
#SPJ1
abby began her pizza delivery route with 11/12 of a tank of gas in her car. when she made it back to the pizzeria, 3/4 of a tank of gas was left. how much gas did abby use?
The gas used by Abby while travelling in her pizza delivery route is 1/4.
As per the given question here we have to implement the basic principles of subtraction along with application of LCM.
The total amount of gas that Abby had in her car = 11/12
After coming to pizzeria the amount of gas left in her tank = 3/4
Here, we have to perform Subtraction to find out the amount of gas used for travelling. Therefore,
= 11/12 - 3/4
performing the LCM, we get
= 11 - 9/12
= 3/12 => 1/4
The gas used by Abby while travelling in her pizza delivery route is 1/4.
To learn more about basic Subtraction,
https://brainly.com/question/25421984
#SPJ4
find the limit. use l'hospital's rule where appropriate. if there is a more elementary method, consider using it. lim x→[infinity] x9e−x8
the limit is:
lim (x→∞) x⁹ * e^(-x⁸) = 0
To find the limit of the given function as x approaches infinity, we can use L'Hospital's Rule since it involves an indeterminate form. The given function is:
lim (x→∞) x⁹ * e^(-x⁸)
First, let's rewrite the function as a fraction:
lim (x→∞) x⁹ / e^(x⁸)
Now, since this is an indeterminate form (infinity over infinity), we can apply L'Hospital's Rule by taking the derivative of both the numerator and the denominator with respect to x:
Numerator derivative: d(x⁹)/dx = 9x⁸
Denominator derivative: d(e^(x⁸))/dx = x⁸ * e^(x⁸)
Now, rewrite the limit with the derivatives:
lim (x→∞) (9x⁸) / (x⁸ * e^(x⁸))
We can simplify this expression:
lim (x→∞) 9 / e^(x⁸)
Now, as x approaches infinity, the denominator becomes infinitely large, making the whole fraction approach 0. Therefore, the limit is:
lim (x→∞) x⁹ * e^(-x⁸) = 0
Learn more about L'Hospital's Rule.
brainly.com/question/14105620
#SPJ11
A manufacturer of pencils randomly selects 25 pencils and measures their length (in inches). Their data is shown. Create a frequency distribution with 6 classes and a class width of 0.4 inches. What is the shape of frequency histogram?
A- The histogram is bimodal
b- The histogram is roughly symmetrical
c- The histogram is skewed right
d- the histogram is uniform
e- the histogram is skewed left
Answer: The histogram is roughly symmetrical
Step-by-step explanation:
I took the test
Solve
X =
4-x
(21/7) ¹-*
-x = 92x-1
Answer:
49 it all good if was 29 or 39 thank me axter
the set of all positive integers that are divisible by both 15 and 35 is infinite. what is the least positive integer in this set? responses 5 5 50 50 105 105 210 210 525
The smallest positive integer of the set of the positive integers divisible by 15 and 35 is 105.
The set of all those positive integers that are divisible by both 15 and 35 is infinite because there is no limit to the numbers which are divisible by 15 as well as 35.
We have to find the least positive integer of this set.
In order to do so we will find the least common multiple of 15 and 35.
The LCM of 15 and 35 is 105 so this LCM will be the smallest positive integer that is divisible by 15 and 35.
The reason why the LCM is the smallest positive integer is because the LCM is the first value that is common in the tables of 15 and 35.
To know more about LCM, visit,
https://brainly.com/question/233244
#SPJ4
7. Writing Write a paragraph proof showing that if
5(2x-3)= 25, then x = 4.
Answer:
We know that when 5(2x-3) = 25 x = 4 because when you plug 4 back into the equation you get 25=25. To solve this equation first you will distribute 5 into 2x -3 you will then get 10x-15 = 25. Then you will add 15 to both sides and get 10x = 40, next divide 10 from both sides and you will get x=4. To check this you can plug 4 back into the equation so it will look like this. 5(2(4)-3) = 25, first you will solve what is in the parenthesis, you will set 5(5)=25. Then multiply 5 by 5 and you will get 25=25. This proves that when 5(2x-3) = 25 x = 4
Step-by-step explanation:
in an octagon, the interior angles are in the ratio 1:2:3:4:5:6:7:8. what is the measure of the smallest angle?
The measure of the smallest angle is 30° in an octagon when the interior angles are in the ratio 1:2:3:4:5:6:7:8.
The sum of the interior angles of an octagon is (8 - 2) x 180° = 1080°.
Let x be the minimum angle measure and write down the other angle equations concerning x using the ratios given.
2x, 3x, 4x, 5x, 6x, 7x, 8x.
by adding all the angles we get,
x + 2x + 3x + 4x + 5x + 6x + 7x + 8x = 36x.
Since the sum of the interior angles of an octagon is 1080°,
Simplifying the equation:
36x = 1080
x = 30
The minimum angular dimension is x = 30°.
learn more about interior angles of an octagon
brainly.com/question/30498075
#SPJ4
Joe went to a restaurant and left a 35% tip if the bill was 115 how much tip did Joe leave
Answer: 40.25
Step-by-step explanation:
Answer:
$40.25
Step-by-step explanation:
35% of $115 = 0.35 × $115 = $40.25
On the model scale drawing, approximately how much empty space lies between the bed and the dresser? Use complete sentences to explain your reasoning. whoever answers gets brainliest
Distance from Breadth of one side of the wall = L/3 units
Distance from one corner i.e from Breadth = L - L/3 - L/6 = L/2
Distance from floor i.e surface = H/6 units
Distance from Ceiling= H - H/6 = 5H/6 units
Considering the room to be in the shape of a Cuboid as well as the Bed to be in the shape of a Cuboid.
Dimensions of Room:
In mathematics, space is the only light without elements; its magnitude or cardinality (number of elements in the set) is zero.
Let the Length of the cuboid which is in the shape of a room = L
The breadth of the cuboid which is in the shape of a room = B
Height of cuboid which is in the shape of a room = H
Considering, L>B>H
Dimension of Bed
Length = L/6 units
Breadth = B/4 units
Height = H/6 units
Taking one corner at origin i.e (0,0,0)
You can keep your bed at any place inside the room, but you want your bed to be at that place inside the room where the window is located so that proper ventilation and sunlight can enter your room.
Taking the bed to be in the middle of the room near the window and considering its upper face
Distance from one corner i.e from length= B- B/4 = 3B/4 Units
Distance from other corner = 0 Units
Distance from Breadth of one side of the wall = L/3 units
Distance from one corner i.e. from Breadth = L - L/3 - L/6 = L/2
Distance from floor i.e. surface = H/6 units
Distance from Ceiling= H - H/6 = 5H/6 units
Learn more about Breadth:
https://brainly.com/question/19238180
#SPJ1
i need help i dont knoow how to do this
27.42 cm2
you multiply the length of a shape by its width.
the gpa of accounting students in a university is known to be normally distributed. a random sample of 25 accounting students results in a mean of 3.20 and a standard deviation of 0.15. construct the 99% confidence interval for the mean gpa of all accounting students at this university.
The 99% confidence interval for the mean GPA of all accounting students at this university is approximately (3.12272, 3.27728). This means we are 99% confident that the true mean GPA of all accounting students at this university falls between 3.12272 and 3.27728.
To construct the 99% confidence interval for the mean GPA of all accounting students at this university, follow these steps:
Identify the sample size, mean, and standard deviation: In this case, the sample size (n) is 25, the mean (x) is 3.20, and the standard deviation (s) is 0.15.
Determine the confidence level: The problem states we need a 99% confidence interval, so the confidence level is 99%.
Find the critical value (z-score) for the confidence level: For a 99% confidence interval, the critical value (z) is 2.576 (you can find this value in a standard z-score table).
Calculate the standard error (SE) of the sample mean: SE = s / √n = 0.15 / √25 = 0.15 / 5 = 0.03.
Calculate the margin of error (ME): ME = z * SE = 2.576 * 0.03 = 0.07728.
Find the lower and upper limits of the confidence interval:
- Lower limit = x - ME = 3.20 - 0.07728 = 3.12272.
- Upper limit = x + ME = 3.20 + 0.07728 = 3.27728.
for more questions on confidence interval
https://brainly.com/question/20873848
#SPJ11
do you remember how to find a discontinuity of a rational function? how is it different from an asymptote
the discontinuities of a rational function involves finding the values of x that make the denominator equal to zero, while finding the asymptotes of a rational function involves examining the behavior of the function as x approaches certain values.
Describe the function.
There will be questions on every subject, including created and real places as well as algebraic variable design, on the midterm test. a schematic illustrating the connections between various components that work together to produce the same outcome. A service is made up of many unique parts that work together to produce unique outcomes for each input.
To find the discontinuities of a rational function, we need to determine where the function is undefined. In general, a rational function is a function of the form:
f(x) = p(x) / q(x)
where p(x) and q(x) are polynomials in x, and q(x) is not the zero polynomial. The rational function f(x) is undefined at any value of x that makes the denominator q(x) equal to zero, since division by zero is undefined.
Therefore, to find the discontinuities of a rational function, we need to solve the equation q(x) = 0. The values of x that make q(x) equal to zero are called the "zeros" or "roots" of the denominator q(x). These values of x are the discontinuity points of the function, since the function is undefined at those points.
On the other hand, to find the asymptotes of a rational function, we need to examine the behavior of the function as x approaches certain values. In general, a rational function may have three types of asymptotes: horizontal, vertical, and oblique (also called slant).
Vertical asymptotes occur when the function approaches positive or negative infinity as x approaches a certain value, typically where the denominator q(x) equals zero.
Horizontal asymptotes occur when the function approaches a constant value as x approaches positive or negative infinity.
Oblique asymptotes occur when the degree of the numerator is exactly one greater than the degree of the denominator. In this case, the function approaches a straight line (i.e., a slant asymptote) as x approaches positive or negative infinity.
To summarize, finding the discontinuities of a rational function involves finding the values of x that make the denominator equal to zero, while finding the asymptotes of a rational function involves examining the behavior of the function as x approaches certain values.
To know more about function visit:
https://brainly.com/question/12431044
#SPJ1
If you repeat this experiment
600 times, how many repetitions do
you predict will result in picking the
same color marble twice?
If you repeat this experiment 600 times, you predict that 300 repetitions will result in picking the same color marble twice.
To predict the number of repetitions that will result in picking the same color marble twice in 600 experiments, we need to find the probability of this event occurring and then multiply it by the total number of experiments.
Calculate the probability of picking the same color marble twice:
Assuming there are two colors (A and B) and an equal number of each
color, the probability of picking the same color twice is:
P(AA) = P(A) × P(A|A) = (1/2) × (1/2) = 1/4
P(BB) = P(B) × P(B|B) = (1/2) × (1/2) = 1/4
Add the probabilities of picking two marbles of the same color:
P(same color twice) = P(AA) + P(BB) = 1/4 + 1/4 = 1/2
Multiply the probability by the total number of experiments:
Predicted repetitions = Probability × Total experiments
= (1/2) × 600
= 300
So, if you repeat this experiment 600 times, you predict that 300
repetitions will result in picking the same color marble twice.
for such more question on repetitions
https://brainly.com/question/24448358
#SPJ11
distributive property
6(r-1)+5(r+4)
1. 6r-1+5r+4
2. 6r+6+5r+20
3. 6r-6+5r+20
4. 6r-6+5r-4
Answer:
the answer is 3) 6r-6+5r+20
multiply complex numbers (1−2i)⋅(4+i)
Answer:
-2i² - 4i + 4
Step-by-step explanation:
(1−2i) ⋅ (4+i)
= 4 + i - 8i - 2i²
= -2i² - 7i + 4
So, the answer is -2i² - 7i + 4
(d) water is pumped into the tank. when the height of the water is 5 feet, the height is increasing at the rate of 0.26 feet per minute. using the model from part (c), find the rate at which the volume of water is changing with respect to time when the height of the water is 5 feet. indicate units of measure.
please hurry!!! timed quiz!!!!!!
formula is a(y)= bounds of y f(x) dx
The rate at which the volume of water is changing with respect to time when the height of the water is 5 feet is (5.2/3)π√3 cubic feet per minute.
When the height is 5 feet, it is stated that the height of the water in a tank rises at a pace of 0.26 feet per minute.
When the water reaches five feet high, we can determine the rate of change in water volume with respect to time using the model from part (c).
We may calculate the volume of water in the tank using the formula V = (1/3)r2h, where r is equal to 3 feet and h is the height of the water in feet.
The Pythagorean theorem can be used to get the tank's radius at a height of 5 feet: r = ((102 - 52) = 75 = 53 feet.
Taking the derivative of the volume with respect to time, we get:
dV/dt = (1/3)π(2r)(dh/dt)
Substituting the values we have:
dV/dt = (1/3)π(2(5√3))(0.26)
= (5.2/3)π√3 cubic feet per minute
As a result, when the water level is 5 feet high, the rate of change in water volume with respect to time is (5.2/3)3 cubic feet per minute.
For such more question on volume:
https://brainly.com/question/463363
#SPJ11