If g(x) = 2x^2 - 4x, what is the value of g(- 2)?

Answers

Answer 1

Answer:

Hi! The correct answer is -8 - 4x!

Step-by-step explanation:

Simplify each term


Related Questions

7. What is the slope of the line that passes through the pair of points (2, 5) and (8, 3)?

A. 1/3

B. -1/3

C. 3

D.-3

Answers

Answer:

c

Step-by-step explanation:

Of the shirts produced by a company, 6.5% have loose threads, 9.5% have crooked stitching, and 3% have loose threads and crooked stitching. Find the probability that a randomly selected shirt has loose threads or has crooked stitching.

Answers

Answer:

[tex]P(L\ or\ C) = 0.13[/tex]

Step-by-step explanation:

Given

Represent loose threads with L, Crooked stitching with C.

So, we have:

[tex]P(L) = 6.5\%[/tex]

[tex]P(C) = 9.5\%[/tex]

[tex]P(L\ and\ C) = 3\%[/tex]

Required

Calculate P(L or C)

In probability:

[tex]P(A\ or\ B) = P(A) + P(B) - P(A\ and\ B)[/tex]

In this case:

[tex]P(L\ or\ C) = P(L) + P(C) - P(L\ and\ C)[/tex]

Substitute values for P(L), P(C) and P(L and C)

[tex]P(L\ or\ C) = 6.5\% + 9.5\% - 3\%[/tex]

[tex]P(L\ or\ C) = 13\%[/tex]

Convert to decimal

[tex]P(L\ or\ C) = 0.13[/tex]

Hence:

The required probability is 0.13

PLEASE HELP ME ILL GOVE BRAINLY OR WHATEVER
?
What is the y-intercept of f(x) =(1/4)^x

a. (0,1)
b. (0,0)
c. (1,0)
d. (1, 1/4)

Answers

Answer:

(0,1)

Step-by-step explanation:

i recommend if you ever need a faster answer use desmos!

PLS HELP ME NOW THERE DIFFERENT QUESTIONS

Answers

I think the answer is d

use substitution X+y=11 -x=-y-9​

Answers

Answer:

-(_y)-11=-y-9

Y-11=-y-9

2y=2

Y=1

(30 points)
what conclusion can be deduced about angles 3 and 5?
A: they are supplementary
b: they are complementary
c: they are alternate interior angles
d: they are alternate exterior angles​

Answers

Answer:

A. they are supplementary angles

Step-by-step explanation:

cuz, angle 3 and 5 form co inferior angles pair hence sum of them will be equal to 180°

so, they are supplementary in nature.

please solve will mark brainliest​

Answers

Answer:

Plot A has a greater median than Plot B, but Plot B has a greater mean.

Step-by-step explanation:

hope this helps

Evaluate: (4x¹⁴)(8x¹¹) *​

Answers

Answer:

32x^25

Step-by-step explanation:

4x^14*8x^11

the answer is 5.
22. What is the minimum speed needed to travel at least 440 miles in 8 hours? Choose and
justify a solution (54 mph, 55 mph, 56 mph)

Answers

Answer:

440ml divide 8hrs = 55mph

In the following equation f(n) = 2n + 3, what value represents the growth?

Answers

Answer:

3 represent growth it is the ans of this qn

Step-by-step explanation:

bcz 3 is increasing eqn by 3

Can u guys help me quick plz I will make brainliest (I need help with 32)plzzzz

Answers

Answer:

A

Step-by-step explanation:

Which of the following is equal to 3 quarts?

a 8pints

b 12cups

c 64fl oz

d .34 gallon ​

Answers

Answer:

b

Step-by-step explanation:

there are 16 cups in a gallon and there are 4 quarts in a gallon. 3 quarts is 3/4 of a gallon and so is 12 cups.

Answer:

B

Step-by-step explanation:

1 quart=4 cups

So 4x3=12

I WILL GIVE YOU BRAINLIEST ! PLEASE HURRY I AM TIMED!!

answer choices

A. The y-intercept of Function 1 is the same as that of Function 2.
B. The rates of change of both functions are positive.
C. The rate of change of Function 1 is the same as that of Function 2.
D. The y-intercept of Function 1 is greater than that of Function 2.

Answers

Answer:

C. The rate of change of Function 1 is the same as Function 2.

Step-by-step explanation:

The rate of change in an equation is the slope. In this case, function 1's slope is 1/2 and in function 2 - y=1/2x+3,  the slope, or rate of change, is also 1/2. This means that statement C. is correct. Hope this helps :) Good luck!!

How long will it take to run up to ∞ kilometers per hour?

Answers

Answer:

About 30 min

Step-by-step explanation:

ang water ba ay tubeg?​

Answers

Answer:

water has be taken to separate and has been take the Kyon bag and tricks to win their water to bag and separate the tube and water the

Charlie will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of $48 and costs an additional $0.19 per mile driven. The second plan has an initial fee of $57 and costs an additional $0.14 per mile driven.

For what amount of driving do the two plans cost the same?
miles
What is the cost when the two plans cost the same?
$

Answers

Answer:

180; both plans would cost $82.20

Step-by-step explanation:

48+.19x=57+.14x

x=180

48+.19(180)=82.2

57+.14(180)=82.2

Enter the value of n so that the expression (3y+1)+(2y+8) is equivalent to (ny+9)

Answers

it will be equivalent to (5y+9)

hope i was able to help and i wasn’t to late.

The value of n is 5 + 8/y for that expressions (3y + 1) + (2y + 8) and (ny + 9) are equivalent.

What is an algebraic expression?

An algebraic expression is consists of variables, numbers with various mathematical operations.

The given expressions are (3y + 1) + (2y + 8) and (ny + 9)

Also, both the expressions are equivalent to each other.

To find the value of n, equate expressions  (3y + 1) + (2y + 8) and (ny + 9),

3y + 1 + 2y + 8 = n y + 1

5y + 9 = n y + 1

5y + 9 - 1 = n y

5y + 8 = n y

n = (5y + 8) / y

n = 5 + 8/y

The required value of n is 5 + 8/y.

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What transformation has occurred

Answers

Answer:

Step-by-step explanation:

distributive

1. What is 5% of 224?

Answers

Answer:

11.2

Step-by-step explanation:

224 x 0.05 = 11.2

Hope this helped!

i believe it is 12.2  

How do I solve these?​

Answers

Answer:

I don't know

Step-by-step explanation:

is there a picture of a graph or anything

Michael and Tracy are carpeting their family room that is 15 1/2 feet long and 12 1/4 feet wide. To find the amount of carpet needed, Michael says to multiply 15 1/2 and 12 1/4 and Tracy says to multiply 12 1/4 and 15 1/2. Who is right? How much carpet is needed?

Answers

Answer:

Both of them are right

The amount of carpet needed is 189 7/8 feet

Step-by-step explanation:

Here, we want to get the person with the right calculations step between Michael and Tracy

From what we can see in the question, both exactly have the same calculations

They only differ in the number to put first

So we can say both are right

The amount of carpet needed will be;

12 1/4 * 15 1/2

= 49/4 * 31/2 = 1519/8

= 189 7/8 square feet

Only people who like gon and wants him can come here

Answers

Answer:

I like Gon and Ging and Killua.

Hunter x Hunter is the best

Step-by-step explanation:

maybe gon can beat me..

BUT CAN HE BEAT MR.SHARK

..I don't think so..

SMACK SMACK SMACK

PLS HURRY!!
Pi is 3.14. What is the Golden Ratio?

Answers

Answer:

Step-by-step explanation:

Also known as the Golden Section, Golden Mean, Divine Proportion, or the Greek letter Phi, the Golden Ratio is a special number that approximately equals 1.618. ... The Fibonacci sequence is the sum of the two numbers before it. It goes: 0, 1,1, 2, 3, 5, 8, 13, 21, and so on, to infinity.

Answer:

1 + square root of 5 divided by 2

Select the correct answer from each drop-down menu. f(x) = x2 − 8x + 15 g(x) = x − 3 h(x) = f(x) ÷g(x) h(x) = . The domain of h(x) is U .

Answers

Answer:

h(x) = x-5 . The domain of h(x) is (- infinity,3) U (3, infinity)

Step-by-step explanation: plato/edmentum

The domain of h(x) is  (-∞ , 3 ) ∪ (3,∞) .

What is domain?

The domain is all x-values or inputs of a function and the range is all y-values or outputs of a function. When looking at a graph, the domain is all the values of the graph from left to right. The range is all the values of the graph from down to up.

According to the question

f(x) = [tex]x^{2}[/tex] − 8x + 15

g(x) = x − 3

h(x) = f(x) ÷ g(x)

i.e,

h(x) = [tex]\frac{ x^{2} -8x + 15}{x-3}[/tex]

now,

x ≠ 3

[tex]h(x) = \frac{(x-5)(x-3)}{(x-3)}[/tex]

so,

Domain or x ∈ (-∞ , 3 ) ∪ (3,∞)

Hence, The domain of h(x) is  (-∞ , 3 ) ∪ (3,∞)

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Please help I’m so close to passing math

Answers

Answer:

225 miles per hour

Step-by-step explanation:

The first trip was 150 miles per hour and the second trip was 300 miles in only one hour. I added both of them and then divided by 2 to get the average.

inequalities of x + 9 < 12 I need help solving this

Answers

the inequality would be x>3

Randy purchases a cap for $12. The store charges him 7% sales tax on the purchase. How much sales tax will the store charge on the purchase?

Answers

$ 12.84 because first you want to convert the 7% into a decimal which is 0.07 and then multiply 12 x 0.07 = 0.84 then add 0.84 + 12 = 12.84

Answer:The answer is (D)

Step-by-step explanation:Just took he quiz

A construction zone on Interstate 15 has a speed limit of 40 mph. The speeds of vehicles passing through this construction zone are normally distributed with a mean of 44 mph and a standard deviation of 3 mph.

Required:
a. Find the percentage of vehicles who pass through this construction zone who are exceeding the posted speed limit.
b. What percentage of vehicles travel through this construction zone with speeds between 50 mph and 55 mph?

Answers

Answer:

a. The percentage of vehicles who pass through this construction zone who are exceeding the posted speed limit =90.82%

b. Percentage of vehicles travel through this construction zone with speeds between 50 mph and 55 mph= 2.28%

Step-by-step explanation:

We have to find

a) P(X>40)= 1- P(x=40)

Using the z statistic

Here

x= 40 mph

u= 44mph

σ= 3 mph

z=(40-44)/3=-1.33

From the  z-table   -1.67 = 0.9082

a) P(X>40)=

Probability exceeding the speed limit = 0.9082 = 90.82%

b) P(50<X<55)

Now

z1 = (50-44)/3 = 2

z2 = (55-44)/3= 3.67

Area for z>3.59 is almost equal to 1

From the z- table we get

P(55 < X < 60) = P((50-44)/3 < z < (55-44)/3)

     = P(2 < z < 3.67)

     = P(z<3.67) - P(z<2)

     = 1 - 0.9772

     = 0.0228

or 2.28%

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Question 3
8 pts
4 In.
5 In.
5 in.
3. A restaurant cuts and stores cheese in wedges like the one
shown in the diagram to the right. If workers wrap each
cheese wedge in foil, what is the minimum amount of foil
they need to wrap one wedge?
A 48 in.
B 60 in.
C 72 in.
D 88 in.
4 In.
6 In.

Answers

Answer:

what is this???? i dont get it

Step-by-step explanation:

A carpenter has a wooden that measures 1/4 meter long. He must cut the board into 6 pieces of equal length. How long in meters should the carpenter cut each piece.

Answers

Answer:

1/26 meter

Step-by-step explanation:

You would start by dividing 1/4 by 6. You'd have to multiply 1/4 by the reciprocal of 6 (the reciprocal of 6 would be 1/6). Then you get (1/4) * (1/6), which is equal to 1/24.

Carpenter should cut each piece of wooden board measuring [tex]\frac{1}{24}[/tex] meter.

Let the length of each piece = x meters

Since, the number of pieces (of equal length) of the wooden board = 6

Therefore, total length of wooden board = 6x

It's given in the question that the length of the wooden board is [tex]\frac{1}{4}[/tex] meter.

Therefore, 6x = [tex]\frac{1}{4}[/tex]

[tex]\frac{6x}{6}=\frac{1}{4\times 6}[/tex]

[tex]x=\frac{1}{24}[/tex] meter

    Hence, carpenter should cut each piece of wooden board measuring [tex]\frac{1}{24}[/tex] meter.

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