resuelve la siguiente operacion +1 + (-1)=​

Answers

Answer 1

Answer:

0

Step-by-step explanation:

+ 1 + (-1)

1 + (-1)

1 - 1


Related Questions

The length of a rectangular frame is 15 inches in the diagonal length of the frame is 17 inches what is the width of the frame in inches

Answers

The width of the frame is 8 inches.

Now, According to the question:

The length of a rectangular frame is 15 inches

The diagonal length of the frame is 17 inches.

To find the width of the frame in inches.

Let's take the width of the frame is = w

Based on the information given, it should be noted that the diagonal will be the longest side. Therefore, we'll use the Pythagoras theorem to solve the question.

This will be:

17² = 15² + w²

289 = 225 + w²

289 - 225 =  w²

64 =  w²

w = [tex]\sqrt{64}[/tex]

w = 8

Hence, The width of the frame is 8 inches.

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An equilateral triangle has sides 12cm in length. Calculate the
perpendicular height of the triangle. (to the nearest mm)
Help please

Answers

Answer:

10 mm

Step-by-step explanation:

Draw an equilateral triangle. Label each side 12 mm.

Draw one altitude from one vertex perpendicular to the opposite side. Label the length of the altitude h.

The altitude divided the opposite side into two congruent segments, each one measuring 6 mm.

Now use the Pythagorean Theorem.

a² + b² = c²

(6 mm)² + h² = (12 mm)²

36 mm² + h² = 144 mm²

h² = 144 mm² - 36 mm²

h² = 108 mm²

h = 6√3 mm

h ≈ 10 mm

Answer: 3.5 cm or 35 mm

Step-by-step explanation:

12/3 =4 for each side of triangle

cutting the triangle in half, bottom side(a) 4 becomes 2

2^2 + b^2 = 4^2

4 + b^2 = 16

subtract 4 from both sides

b^2 = 12

b = 3.464 cm or 3.5 cm

convert 3.5 cm to 35 mm

A field is in the shape of a square. The length of the field is 5x³y. What is the area of the field in terms of x and y? Write the variables in
alphabetical order. I really don’t know and I’m desperate :(

Answers

Answer:

25x^6y^2

Step-by-step explanation:

Since it is a square all sides are the same. So you multiply 5x^3y and 5x^3y together to get the area. That would get you 25x^6y^2.


Five people of different heights will be photographed
standing in a single row. Given that the tallest person
must stand in the middle, how many different
arrangements of the 5 people are possible?

Answers

Since the tallest man is a lone individual, he can only take a seat in the center. The four other men can sit in 4! = 24 different positions.

What is the difference of five people

We'll take pictures of five people standing in a row, all of varying heights. The tallest individual must be in the middle, so. A probability is a number that expresses the possibility or likelihood that a specific event will take place. Probabilities can be stated as proportions with a range of 0 to 1, or as percentages with a range of 0% to 100%.

The likelihood that an event will take place. the proportion between the total number of conceivable outcomes and the number of outcomes in a comprehensive collection of equally likely alternatives that result in a given occurrence. Probability is a measure of the likelihood that an event will occur or the likelihood that something will happen. If we throw a coin into the air,

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What's the shapes name and find the value of x and y.​

Answers

Answer:

Rhombus

Let's solve your equation step-by-step.

4x+5=7x−16

Step 1: Subtract 7x from both sides.

4x+5−7x=7x−16−7x

−3x+5=−16

Step 2: Subtract 5 from both sides.

−3x+5−5=−16−5

−3x=−21

Step 3: Divide both sides by -3.

−3x/ −3 = −21/ −3

x=7

Does 5 12 13 make a triangle?

Answers

Yes, the sides with 5,12,13 make a triangle.

The square of the hypotenuse is equal to the sum of the square of the base and the square of the altitude is called Pythagorean Triples.

Pythagorean triples describe the three integer side lengths of a right triangle.

(Hypotenuse)² = (Base)² + (Altitude)²

c²=a²+b²

which contain three positive integers a, b, and c.

the original Pythagorean triplets, two of the numbers are prime, but one is even. If all three numbers are multiplied by a factor, the triplet is called a relatively prime.

The most well-known examples are (3,4,5) and (5,12,13)

consider c=13 a=12, b=5 substitute in above formula:

13²=12²+5²

⇒169=144+25

⇒169=169

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Someone help me with this please

Answers

Answer:

A

Step-by-step explanation:

A triangular prism has two rectangles on each side, then two triangles on the other sides. I hope this helps! :)

How do you find the equation of a vector given the point and direction?

Answers

To find the equation of a vector given a point and direction, you need to find the components of the vector and plug them into the equation: v = (x, y, z).

The equation of a vector is typically written like this:

v = (x, y, z)

To find the equation of a vector given a point and direction, you need to find the components of the vector and plug them into the equation. For example, let's say you are given the point (1,2,3) and the direction of the vector is (2,3,4). The components of the vector, v, would be x = 2, y = 3, and z = 4, so the equation for that vector would be:

v = (2, 3, 4)

To find the equation of a vector given a point and direction, you need to find the components of the vector and plug them into the equation: v = (x, y, z).

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Which answer choice shows the simplified version of this expression?

(5a^4)(4a^3)

Answer choices:

20a^12
9a^7
20a^7
9a^12

Answers

Answer:

20a^7

Step-by-step explanation:

a^b(a^c)=a^(b+c)

Step-by-step explanation:

=>(5a)(4a³)=>5a*4a³=>20+³=>20

x - (-3) + 8 - 2x - 6 =

Answers

Answer:

-x + 5

Step-by-step explanation:

x - (-3) + 8 - 2x - 6 = x - 2x + 3 + 8 - 6 = -x + 5

Answer:

[tex] \sf \: -x + 5 [/tex]

Step-by-step explanation:

Given expression,

→ x - (-3) + 8 - 2x - 6

Let's simplify the expression,

→ x - (-3) + 8 - 2x - 6

→ x + 3 + 8 - 2x - 6

→ (x - 2x) + (3 + 8 - 6)

→ (-x) + (5)

→ -x + 5

Hence, the answer is -x + 5.

This my hope of passing please someone help me

Answers

Answer:

The answer is 3036.7

Have a great day

ILL GIVE BRAINLY!!!
find y. Give your answer in the simplest form

Answers

Answer:

the correct answer is 7√3

Which graph represents the equation y equals one half times x minus 1?

graph of a line passing through the points negative 2 comma negative 2 and 0 comma negative 1

graph of a line passing through the points negative 2 comma 0 and 0 comma 1

graph of a line passing through the points negative 2 comma negative 3 and 0 comma negative 2

graph of a line passing through the points negative 4 comma 0 and 0 comma 2

Answers

The correct graph which represents the equation y = 1/2x - 1 is,

⇒ Graph of a line passing through the points negative 2 comma negative 2 and 0 comma negative 1.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The equation is,

⇒ y = 1/2x - 1

Now, After draw the equation we get;

Graph of a line passing through the points (-2, - 2) and (0, - 1).

Thus, The correct statement is,

⇒ Graph of a line passing through the points negative 2 comma negative 2 and 0 comma negative 1.

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Which right prism would have the same volume as a square prism with a base area of 36 m² and a height of 3 m?

Answers

The rectangular prism in figure 2 has the same volume of 108 m².

Given that the square prism's measurements are as follows:

area = 36 m²

h = 3 m

As a result, the volume of this prism is equal to side² h = area h = 36 3 = 108 m2.

Now, we'll figure out how much each prism in the image is worth.

1) Because it is a right-angled tent or prism, the volume calculation will be

V = 1/2 (base length base width) Height

= 1/2×(3×2×6) = 36/2 = 18 m²

2. Volume of a rectangular prism is equal to length, width, and height, which is 2 18 3 = 108 m2.

3. A tent's or prism's volume is equal to half of its base's length, width, and height

= 1/2×4×9×3 = 1/2×108 = 54 m²

Consequently, the rectangular prism in figure 2 has the same volume of 108 m2.

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PLEASE HELP ME WITH BOTH OF THESE QUESTIONS!!!!

ASAP

thank you!!!! :))))

Answers

Answer:

5.) B 6.) A

Step-by-step explanation:

A(Rhombus) = 1/2(9)(12) = 54 cm²

Melissa tutors math. For each hour that she tutors, she earns dollars. Let be her earnings (in dollars) after tutoring for hours. Write an equation relating to . Then use this equation to find Melissa's earnings after tutoring for hours.

Answers

After H hours of coaching, let E indicate her profits (in dollars). She receives $20 for every hour she tutors. This indicates that her total earnings in H hours would be  E = 20H.

What is meant by equation?Two expressions joined by an equal sign form a mathematical statement known as an equation. An equation is, for instance, 3x - 5 = 16. We can solve this equation and determine that the value of the variable x is 7. An equation is a mathematical expression with two equal sides and an equal sign in between. An equation is something like 4 + 6 = 10. Your example is by definition an equation as an equation is any expression that contains the equals sign. Since mathematicians adore equal signs, equations frequently appear in mathematical texts. A formula is a list of steps to follow in order to produce the intended outcome.

After H hours of coaching, let E indicate her profits (in dollars). She receives $20 for every hour she tutors. This indicates that her total earnings in H hours would be

E = 20H.

We would enter H = 17

into the formula to get Mai's pay after 17 hours of tutoring.

E = 20 × 17 E = $340 is the result.

The complete question is:

Mai tutors history. For each hour that she tutors, she earns 20 dollars. Let E be her earnings (in dollars) after tutoring for H hours. Write an equation relating E to H . Then use this equation to find Mai's earnings after tutoring for 17 hours.

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Could someone explain to me how to do this?
solve 4x - 3 = 17
x= ?​

Answers

Answer:

5

Step-by-step explanation:

4x-3=17

+3 on both sides = 4x=20

divide 20 by 4 and your answer is 5

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{4x - 3 = 17}[/tex]

[tex]\text{ADD 3 to BOTH SIDES}[/tex]

[tex]\mathsf{4x - 3 + 3 = 17 + 3}[/tex]

[tex]\text{SIMPLIFY IT}[/tex]

[tex]\mathsf{4x = 17 + 3}[/tex]

[tex]\mathsf{4x = 20}[/tex]

[tex]\text{DIVIDE 4 to BOTH SIDES}[/tex]

[tex]\mathsf{\dfrac{4x}{4} = \dfrac{20}{4}}[/tex]

[tex]\text{SIMPLIFY IT}[/tex]

[tex]\mathsf{x = \dfrac{20}{4}}[/tex]

[tex]\mathsf{x = 5}[/tex]


[tex]{\huge\text{Therefore, your answer should be:}[/tex][tex]\huge\boxed{\mathsf{x = 5}}\huge\checkmark[/tex]


[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]


~[tex]\frak{Amphitrite1040:)}[/tex]

A card i picked at random from a deck of 52 card. Find the probability that the card i either a queen or a diamond

Answers

the probability that the card is either a queen or a diamond is: 4/13

What is probability?

A probability is a number that expresses the possibility or likelihood that a specific event will take place. Probabilities can be stated as proportions with a range of 0 to 1, or as percentages with a range of 0% to 100%.

the proportion between the total number of conceivable outcomes and the number of outcomes in a comprehensive collection of equally probable alternatives that result in a particular occurrence.

Example: When flipping a coin, there are only two possible outcomes: either it will land on its head or on its tail.

Number of cards, n(S) = 52

Let E = Event of getting a diamond

F = Event of getting a queen

(E ∩ F) = Event of getting a diamond of queen.

Then, n(E) = 13

n(F) = 4 ,

n (E ∩ F)=1

P(E) = 13/52 = 1/4

P (F) = 4/52 = 1/13

P (E ∩ F) = 1/52

(E or F) = P(E ∪ F) = P(E) + P(F) × P(E ∩ F)

P (E or F) = 1/4 + 1/13 - 1/52

P (E or F) = (13 + 4 - 1)/52

P (E or F) = 16/52

P (E or F) = 4/13

The required probability of getting either diamond or a queen is 4/13

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How do you solve for asymptotes?

Answers

There are three types of asymptotes solved in the following way:

1. Horizontal asymptotes is y = k  for x→∞ and x→ -∞ , when degree of denominator > degree of numerator.

2. Vertical asymptote is x = k for y→∞ and y→ -∞ , when degree of denominator < degree of numerator.

3. Slant asymptotes is y = mx + c.

Asymptote is the representation of the line which approaches to the given curve but never touch or meet with the curve.Three types of asymptotes : Horizontal asymptote, vertical asymptote, and the slant asymptote.1. Horizontal asymptotes is y = k  for x→∞ and x→ -∞ , when degree of denominator > degree of numerator. 2. Vertical asymptote is x = k for y→∞ and y→ -∞ , when degree of denominator < degree of numerator. 3. Slant asymptotes is y = mx + c.Horizontal asymptote rarely cross the given curve but vertical asymptote never.Slant asymptote represents the slope of the function.

Therefore, the three types of asymptotes solved in the following way:

1. Horizontal asymptotes is y = k  for x→∞ and x→ -∞ , when degree of denominator > degree of numerator.

2. Vertical asymptote is x = k for y→∞ and y→ -∞ , when degree of denominator < degree of numerator.

3. Slant asymptotes is y = mx + c.

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common multiples for 3,6 and 8​

Answers

24 is the common multiple *\(^o^)/*

Which of the following statements is not equivalent to the others?

16-34
|34 -16|
34-16
|16 -34

Answers

Answer:

the one that is not equivalent to the others would be 116-34

Step-by-step explanation:

because its 116 and the others dont have anything to do with 116 :)

Answer: The statement that is not equivalent should be D. |16-34

Tell whether the system has one solution, infinitely many solutions, or no solution.
25y = - 30x + 35
6x + 5y = 7
Choose the correct answer below.
O A. The system has infinitely many solutions.
O B. The system has one solution.
O C. The system has no solution.

Answers

C. The system has no solution.

A bacteria population has been doubling each day for the last 5 days. It is currently 100,000. What was the bacterial population 5 days ago?

Answers

It becomes apparent that the initial population (or the population 5 days ago) is 3125 bacteria.

Logarithms arise in problems of exponential growth

and decay because they are inverses of exponential functions. Because of the Laws of Logarithms, they also turn out to be useful in the measurement of the loudness of sounds, the intensity of earthquakes, and other processes that occur in nature

We can write an exponential function to represent the situation.

We know that the current population is 100,000.

The population doubles each day.

The standard exponential function is given by P(t) = A (2)^t

Since our current population is 100,000, a = 100000.

Since our rate is doubling, r = 2.

So

P(t) = 100000 (2)^t

We want to find the population five days ago.

So, we can say that t = -5. The negative represent the number of days that has passed.

Therefore

P(-5) = 100000 (2)^-5 =100000*(1/32) =3125

However, we dealing within this context, we really can't have negative days. Although it works in this case, it can cause some confusion. So, let's write a function based on the original population.

We know that the bacterial population had been doubling for 5 days. Let A represent the initial population. So, our function is:

P(t) = A (2)^t

After 5 days, we reach the 100,000 population. So, when t = 5, P(t) = 100000:

100000 =A[tex]2^5[/tex]

And solving for A, we acquire     :[tex]\frac{100000}{2^5}[/tex]

                                                      =3125

So, our function in terms of the original day is:

P(t) = 3125 (2)^t

So, it becomes apparent that the initial population (or the population 5 days ago) is 3125 bacteria.

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I NEED HELP NO BOTS OR LINKS PLEASE

Answers

137
16x8=128 6x3x1/2= 9
128+9= 137
hope this helped!

Answer:

137 ft^2

Step-by-step explanation:

The triangle has base 3 ft and height 6 ft; its area is A = (1/2)(base)(height), which here is A = (1/2)(3 ft)(6 ft) = 9 ft^2.

The lower, rectangular area has length 16 ft and width 8 ft, and thus it has the area (16)(8) ft^2, or 128 ft^2.

The total area of this irregular shape is A = 9 ft^2 + 128 ft^2  =  137 ft^2

What is the measure of m?
m
n
8
4
m
=
V[?]

Answers

Answer: √96

Step-by-step explanation:

(01.03 MC)

The Kelly school district gives awards to its schools based on overall student attendance. The data for attendance are shown in the table below, where Min represents the fewest days attended and Max represents the most days attended for a single student:

School
Min
Max
Range
Mean
Median
IQR
σ
High School M
128
180
52
141
160
55.5
41.5
High School N
131
180
49
159
154
48.5
36.5
High School P
140
180
40
153
165
32.5
31.5
Part A: If the school district wants to award the school that has the most consistent attendance among its students, which high school should it choose and why? Justify your answer mathematically. (5 points)

Part B: If the school district wants to award the school with the highest average attendance, which school should it choose and why? Justify your answer mathematically. (5 points) (10 points)

Answers

Answer:

a: School W is has the most consistent attendance

b:  School W has the highest average attendance

Step-by-step explanation:

For a:

The most consistent school will be the school whose data has the smallest variance.  *Consistent doesn't mean the best, it's just the least differing among it's own data.  The variance tells us how spread out the data is, so the school with the smallest variance is the most consistent.  

See photo 1 for the calculations of the variances of each school...

For b:

Take the mean for each school.  Whichever has a higher value is the school with the highest average.  

See photo 1 for the calculations if the means for each school.  (the mean is used to calculate variance, so we will do this part first)

The scale drawing of a building has a height of 10 centimeters. The actual building is 20 feet high. How many centimeters in the scale drawing represent one foot on the actual building?

a. 1/2
b. 30
c. 10
d. 2​

Answers

Answer: 1/2

Step-by-step explanation:

The question is asking you to find how many centimeters in the scale drawing equal 1 foot on the actual building. The answer will be 1/2 because 1 centimeter is equal to 2 feet in reality. But since we want to know the answer of how many centimeters is in 1 foot, we will divide that in half, to get an answer of 1/2 centimeter, or A.

Please mark me as Brainliest.

Did I do the transformation correctly?

Answers

Answer:

I believe you're using a tool that I'm not gonna say because Brainly doesn't allow such sins, haha. I bet the name of the tool you're using starts with a K, correct?

Anyways, I don't think you can add values such as a, h, k. The only values you're allowed to add are x and y :(

Step-by-step explanation:

Yes you have answered it correctly

Solve for x... need as fast as you can do it.

Answers

Answer:

6. 21.0°

7. 39.6°

8. 58.0°

9. 72.9°

Step-by-step explanation:

6. Reference angle (θ) = x°

Hypotenuse = 15

Adjacent = 14

Apply CAH:

[tex] Cos(\theta) = \frac{Adjacent}{Hypotenuse} [/tex]

Plug in the values

[tex] Cos(x) = \frac{14}{15} [/tex]

[tex] x = Cos^{-1}(\frac{14}{15}) [/tex]

x ≈ 21.0° (nearest tenth)

7. Reference angle (θ) = x°

Opposite = 19

Adjacent = 23

Apply TOA:

[tex] Tan(\theta) = \frac{Opposite}{Adjacent} [/tex]

Plug in the values

[tex] Tan(x) = \frac{19}{23} [/tex]

[tex] x = Tan^{-1}(\frac{19}{23}) [/tex]

x ≈ 39.6° (nearest tenth)

8. Reference angle (θ) = x°

Hypotenuse = 17

Adjacent = 9

Apply CAH:

[tex] Cos(\theta) = \frac{Adjacent}{Hypotenuse} [/tex]

Plug in the values

[tex] Cos(x) = \frac{9}{17} [/tex]

[tex] x = Cos^{-1}(\frac{9}{17}) [/tex]

x ≈ 58.0° (nearest tenth)

9. Reference angle (θ) = x°

Opposite = 43

Hypotenuse = 45

Apply SOH:

[tex] Sin(\theta) = \frac{Opposite}{Hypotenuse} [/tex]

Plug in the values

[tex] Sin(x) = \frac{43}{45} [/tex]

[tex] x = Sin^{-1}(\frac{43}{45}) [/tex]

x ≈ 72.9° (nearest tenth)

need this rn
solving system of linear equation in two variables. Show your COMPLETE SOLUTION
1) 4x + 8y = 24 2) 2x + y = 19 3) 3x + y = 15
4x + 2y = 12 x + y = 11 x + 2y = 10

Answers

The solution to the system of equations is x = 4 and y = 2.

Calculations

We would use the elimination method to solve the system of equations:

4x + 8y = 242x + y = 193x + y = 154x + 2y = 12x + y = 11x + 2y = 10

Let's eliminate the variable y by adding equations 1 and 2:

4x + 8y = 24

2x + y = 19

.

.

.,

6x + 9y = 43

Now we can eliminate the variable x by subtracting equation 3 from the above equation:

6x + 9y = 43

3x + y = 15

.

.

.

3x + 8y = 28

We now have an equation with one variable: 3x + 8y = 28. We can solve for x by dividing both sides by 3:

x = (28 - 8y) / 3

Now we can substitute this expression for x into one of the original equations and solve for y. Let's use equation 4:

4x + 2y = 12

Substituting x = (28 - 8y) / 3:

4((28 - 8y) / 3) + 2y = 12

If we simplify:

28 - 8y + 2y = 128y = 16y = 2

Finally, we can use this value of y to find x by plugging it into the expression we found earlier:

x = (28 - 8(2)) / 3

x = (28 - 16) / 3

x = 12 / 3

x = 4.

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