(30 points and Brainliest)

If the value of a in the quadratic function f(x) = ax^2 + bx + c is 4, the function will_____.

A)open down and have a minimum

B)open up and have a minimum

C)open down and have a maximum

D)open up and have a maximum

Answers

Answer 1

Answer:

I honestly believe it's B I'm sorry if it's wrong


Related Questions

using the rule y=8x + 5 find the value of y when x is 6

Answers

Answer:

y = 8x + 5

y = 8 * 6 + 5

y = 48 + 5

y = 53

2 (y+5) +3y=25 I need to try to get th3 variable by itself

Answers

I hope that I helped ;D

11
50
11 What is the solution to 8x - 3(2x - 4) = 3(x - 6)?
-
No solution
2
30
FO
EXTD 10:36
acer

Answers

Answer:

x=30

Solution:First, use the distributive property:8x-3(2x-4)=3(x-6)8x-6x+12=3x-18Simplify:2x+12=3x-182x-3x=-12-18-x=-30x=30

Hope it helps.

Do comment if you have any query.

For each expression, select all equivalent expressions from the list.
(a) 11x - 4x + 10x
O 7x + 10x
0 17 + x
10x - 7x
17x
(b) 2(1+8y)
2+1.2 +8y
2 +16y
02.1+2.8y
O2 + 8y
PLEASE HELP I CANT FIGURE THEM ALL OUT!!!

Answers

[tex]\qquad\qquad\huge\underline{{\sf Answer}}[/tex]

Let's find the equivalent expressions ~

#1. PROBLEM

[tex]\qquad \tt \dashrightarrow \:11x - 4x + 10x[/tex]

[tex]\qquad \tt \dashrightarrow \:21x - 4x[/tex]

[tex]\qquad \tt \dashrightarrow \:17x[/tex]

#2. PROBLEM

[tex]\qquad \tt \dashrightarrow \:2(1 + 8y)[/tex]

[tex]\qquad \tt \dashrightarrow \:(2 \times 1) + (2 \times 8y)[/tex]

[tex]\qquad \tt \dashrightarrow \:2 + 16y[/tex]

Put
14
4
, 8, 5, and 1 in order from least to greatest.

Answers

Answer:

1,4,5,8,14

Step-by-step explanation:

count up and see which ones come up first

Which statement is most likely to be true? the scores of mrs. scott’s class are the closest to the class mean. the scores of mr. phan’s class are the closest to the class mean. the scores of mrs. jones’s class are the closest to the class mean. the scores of mrs. rijo’s class are the closest to the class mean.

Answers

Answer:

The scores from Mrs. Rijo’s class are the closest to the class mean.

Step-by-step explanation:

Just took the test

the sum of 10 observation is 110 then the mean is
A)11
B)10
C)7
D)5​

Answers

Answer:

11

Step-by-step explanation:

[tex]since \: mean = \frac{sum \: of \: observations}{number \: of \: observations} \\ mean = \frac{110}{10} = 11 \\ therefore \: the \: mean = 11[/tex]

Find the volume of this prism

Answers

Answer:

324 cubic cm

Step-by-step explanation:

triangular prism

base*width*height/2

9x6x12/2

=9x6x6

=54x6

=324

Answer:

V = 324 cm³

Step-by-step explanation:

V = lwh/2

V = (6 · 12 · 9)/2

V = 648/2

V = 324 cm³

Hope this helps and God bless!

What's the domain of this function graph?


A)

[0,∞)

B)

(–∞, 0)

C)

[1,∞)

D)

(–∞,∞)

Answers

Answer:

  A)  [0,∞)

Step-by-step explanation:

The domain is the horizontal extent of the graph.

__

The given graph goes no farther left than x=0. It extends to infinity to the right (as signified by the arrow pointing right).

The domain is [0, ∞).

Answer:

/

Step-by-step explanation:

48 packages /second = packages /minute

Answers

Answer:

2880 packages/min

Step-by-step explanation:

48 × 60 = 2880

Answer:

2,880 packages per minute

Step-by-step explanation:

Given:

60 seconds per minute

48 packages/second

Solve:

48 package/sec x 60 sec = 2,880 packages/min

Hope this helps!

Complete the table for the given rule.
Rule: y=x+8y=x+8y, equals, x, plus, 8
xxx yyy
222
000
444

Answers

The completed table for the rule y = x+6 for given values of x (2,0,4) will have the corresponding values of y as 10, 8, 12 respectively.

What is a function?

Function is a type of relation, or rule, that maps one input to specific single output.

How to evaluate a given mathematical expression with variables if values of the variables are known?

You can simply replace those variables with the value you know of them and then operate on those values to get a final value. This is the result of that expression at those values of the considered variables.

For this case, we're given the rule y = x + 8

The table given is:

 x     y

 2

 0

 4

Evaluating 'y' for the given values of x from the table according to the rule 'y  = x + 8', we get:

Case 1:  x = 2

y = x + 8

y = 2 + 8

y =10

Case 2:  x = 0

y = x + 8

y = 0 + 8

y =8

Case 3:  x = 4

y = x + 8

y = 4 + 8

y =12

Thus, the completed table would be:

 x     y

 2     10

 0      8

 4      12

Thus, the completed table for the rule y = x+6 for given values of x (2,0,4) will have the corresponding values of y as 10, 8, 12 respectively.

Learn more about function here:

https://brainly.com/question/2253924

Learn more about evaluating a function at a value here:

https://brainly.com/question/2753269

#SPJ1

(0, 5) and (1, 7) fall on a particular line. What is its equation in slope-intercept

Answers

Answer:

The answer is 2x+5.                

Step-by-step explanation:

Solve the following please:

Answers

Answer: 161

[3×2^5+13×(−2)]+7[8−(4−9)]

Calculate 2 to the power of 5 and get 32.

3×32+13(−2)+7(8−(4−9))

Multiply 3 and 32 to get 96.

96+13(−2)+7(8−(4−9))

Multiply 13 and −2 to get −26.

96−26+7(8−(4−9))

Subtract 26 from 96 to get 70.

70+7(8−(4−9))

Subtract 9 from 4 to get −5.

70+7(8−(−5))

The opposite of −5 is 5.

70+7(8+5)

Add 8 and 5 to get 13.

70+7×13

Multiply 7 and 13 to get 91.

70+91

Add 70 and 91 to get 161.

161

Answer:

Step-by-step explanation:

Use PEDMAS

[3 *2⁵ + 13*(-2) ] + 7[8-(4-9) ] = [3*2⁵ + 13*(-2)] +7[ 8 - (-5) ]  

{calulate the inner most parentesis (4- 9 = -5)}

                                             = [3*32 + 13*(-2) ] + 7* [ 8+5]

{Find the exponent 2⁵ = 32}

                                              = [ 96 + (-26) ] + 7* 13

{Here 3 & 32 aree multiplied & 13 and (-2) are multiplied and  8 is added to 5}

                                               = 70 + 91

                                              = 161

Pls help me I need the answer with how u did it pls
and the quis Solve for x, then find the measure of the angle given

Answers

Answer:

Step-by-step explanation:

finding x°:

since 83° and x° are alternate angles:

x° = 83°

also angleABC is x°

Can someone help me please!!

Answers

Answer:

40°

Step-by-step explanation:

The red 75° curve means that both angles must sum up to 75°The question provides two angles 35° and n°Using math, you can do:n° + 35° = 75°Subtracting 35° from both sides of the equation:n° = 75° - 35° = 40°

Answer:

40°

Step-by-step explanation:

if the measurement of the two angles combined is 75 and one of the angles is 35, we can subtract 35 from 75 to get 40, which should be the answer for n, and you can check it by adding 40 and 35 to get 75, the total of both angles

What are the solutions of -x2 + 4x = x - 4?
O-5 and 0
0-5 and -1
0-1 and 4
O and 4

Answers

Answer:

-1 and 4

Step-by-step explanation:

first you bring the terms on the right side to the left and you get:

-x^2 + 3x + 4 = 0

then you divide both sides of the quadratic by -1:

x^2 - 3x - 4 = 0

then you factor the equation:

(x + 1)(x - 4) = 0

for any product to be zero, one of the factors must be zero. hence, either x + 1 or x - 4 can be zero. so x can be -1 and//or 4.

have a great day <3

What is the solution to the equation startfraction y over y minus 4 endfraction minus startfraction 4 over y 4 endfraction = startfraction 32 over y squared minus 16 endfraction? y = –4 and y = 4 y = 0 all real numbers no solution

Answers

The solution to the given equation is 4 and -4.

What is a fraction?

Fractions are the numerical values that are a part of the whole.

A whole can be an object or a group of objects.

The given equation is;

[tex]\rm \dfrac{y}{y - 4}- \dfrac{4}{y + 4}= \dfrac{32}{y^2- 16}[/tex]

A fraction is used to represent the portion/part of the whole thing.

The solution of the fraction is determined in the following steps given below.

[tex]\rm \dfrac{y}{y - 4}- \dfrac{4}{y + 4}= \dfrac{32}{y^2- 16}\\\\\rm \dfrac{y(y+4)-4(y-4)}{(y - 4)(y+4)}= \dfrac{32}{(y-4)(y+4)}\\\\y^2+4y-4y+16=32\\\\y^2=32-16\\\\y^2=16\\\\y=\pm 4[/tex]

Hence the solution to the given equation is 4 and -4.

Learn more about fractions here;

brainly.com/question/17431959

Answer:

A Edge 2022

Step-by-step explanation:

Solve the right triangle. Round your answers to the nearest tenth

Answers

Answer:
B=40°
a=15.9
c=24.8
EXPLANATION:
B= 180°-(50°+90°) =40°
cosB=opposite/hypotenus
cos(40)=19/c
c=19/cos(40)
=24.8
a^2 + b^2 = c^2
a^2 + 19^2 = 24.8^2
a^2 = 24.8^2 - 19^2
= 615.04 - 361
= 254.04
a= redical(254.04) = 15.9
HOPE THIS HELPS :)

PLS HELP ME ASAP! IT IS 80 POINTS WORTH! Florida has 67 counties and Texas has 254 counties. The mean population for the state of Florida by county is 291,834 with a standard deviation of 467,012.03, and the median is 107,056. The mean population for the state of Texas by county is 104,127 with a standard deviation of 374,012.2261, and the median is 18,293.

Some of the data for both states is shown. A business is moving from Texas to Florida. As a result of the move 8,193 people move from the largest Texas county to the smallest Florida county, in terms of population. Mark the population statistics that will be affected with this population change found in the chart below with "check". Does the IQR for Florida increase, decrease or stay the same?
Does the Mean of Texas increase, decrease or stay the same?
Does the median of FL increase, decrease or stay the same?
Does the standard deviation of Texas increase, decrease or stay the same?

Answers

Answer:

The mean of texas will decrease. The median of FL will increase. The standered deviation will stay the same.

Step-by-step explanation:

Answer:

The mean of texas will decrease.

The median of FL will increase.

The standard deviation will stay the same.

IQR for Florida's is 310,349 and Texas's is 42,369.

Step-by-step explanation:

IQR iss Q3-Q1

Events A and B are overlapping.

P(A) =4/11 ; P(B) =3/11 , P(A and B) = 2/11.

Find P(A or B).
7/11
5/11
8/11
9/11

Answers

5/11 is the final answer.

P(A) = 4/11P(B) = 3/11

When events are overlapping

formula: P(A or B) = P(A) + P(B) - P(A and B)

=======

P(A or B) = 4/11 + 3/11 - 2/11

P(A or B) = 7/11 - 2/11

P(A or B) = 5/11

Answer:

5/11

Step-by-step explanation:

Given:

P(A) = 4/11P(B) = 3/11P(A ∩ B) = 2/11

We can construct a Venn diagram to help answer this question (see attached).

Place 2/11 in the overlapping part.  Then calculate the remaining probabilities:

P(A) - P(A ∩ B) = 4/11 - 2/11 = 2/11

P(B) - P(A ∩ B) = 3/11 - 2/11 = 1/11

P(A' ∩ B') = 1 - 5/11 = 6/11

So P(A ∪ B) = 2/11 + 2/11 + 1/11 = 5/11

Kent multiplies both sides of the equation below by an expression. k startfraction 12 over k endfraction = 8 then he moves all the terms to one side of the equal sign in the resulting equation. which equation must he solve now? k squared minus 8 k minus 12 = 0 k squared 8 k 12 = 0 k squared minus 8 12 = 0 k squared minus 8 k 12 = 0

Answers

The resulting value of k is 12/7.

What is a fraction?

Fractions are the numerical values that are a part of the whole. A whole can be an object or a group of objects.

The steps below are presented in order to arrive at the value of k of the given equation.

First, multiply both sides of the equation by the variable k since the left-hand side of the equation has it in the denominator.

The solution of the equation will be;

[tex]\rm \dfrac{k+12}{k}(k) = 8(k)\\\\\dfrac{k+12}{k}=8\\\\k+12=8k\\\\8k-k=12\\\\ 7k=12\\\\k =\dfrac{12}{7}[/tex]

Hence, the resulting value of k is 12/7.

To know more about fractions click the link given below.

https://brainly.com/question/3174308

Solve the following:

Answers

-7^2 = -(7 x 7) = -49

---Because the negative is on the outside and there are no parenthesis, the product will be negative

-49 - - 1 = -49 + 1 = -48

---Subtracting a negative is the same thing as adding a positive!

Answer: -48

Hope this helps!

Mr. Davis took his car to the repair shop. His total bill was $253. He was charged $48 for parts, and $5 for shop materials.
The rest of the charge was for labor. If it took four hours to fix the car, how much does the shop charge per hour for labor?

Answers

Answer:

33.333333

Step-by-step explanation:

(253-(48+5))/6

(253-53)/6

200/6

33.333333

PLS HELP ME

To solve 1/4÷8, Jordan thinks of dividing a pancake into 4 equal parts, dividing one of those parts into 8 equal pieces, and then eating one of those pieces.


What fraction of the pancake is Jordan thinking about eating?


Enter your answer as a fraction in simplest form by filling in the boxes



⊆⊇

⊂⊃

Answers

Answer:

1/32

Step-by-step explanation:

1st step:  1/4 divided by 8, which is 1/4 divided by 8/1

Then for the 2nd step, you have to find the reciprocal of the 2nd fraction, so you just reverse it

2nd step:  1/4 X 1/8

3rd step.  1X1/4X8 = 1/32

You can also think of it like this.  He started with 4 pieces.  Each piece was then divided into 8 parts.  So 8X4=32 is the total number of pieces.  He's only eating 1 of those, so he's only eating 1/32

Pls help me there's a link connected to this !!! ​

Answers

Answer:

this should help ya ........

How many litres can 5 get from 3,500

Answers

Its simple, really. The answer would be 3,500 divided by 5. The answer would be 700.

7. Elise sells her framed drawings
She has 4 prints of one drawing
and 6 prints of another drawing. If
she has 3 frames, how many more
frames does she need?

Answers

7 more. Combine how many drawings she has, 10, and then subtract the frames, 3, to get 7.

Pls help with this I started it but I don't know what to do next

Answers

Answer:

There is nothing there lol, If you attach something i may be able to help :)

Step-by-step explanation:

-345-234
Show how you worked it out

Answers

Answer:

-579

Step-by-step explanation:

-345-234-345-234=-579 subtract numbers= -579

what is (4,5) rotated 90 degrees clockwise?
(pls help)

Answers

Answer:

(5,-4)

Step-by-step explanation:

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