Find g(-4) if g(x) = 8x^2 + 4x

Answers

Answer 1

Answer:

Your answer would be -144

Answer 2

The value of the function g(x) = 8x² + 4x at g(-4) is 112.

What is a function?

A function can be defined as the outputs for a given set of inputs.

The inputs of a function are known as the independent variable and the outputs of a function are known as the dependent variable.

Given, a function g(x) = 8x² + 4x.

Now to obtain the value of g(-4) we'll simply substitute - 4 in place of x.

which is g(-4) = 8(-4)² + 4(-4).

g(-4) = 8×16 - 16.

g(-4) = 128 - 16.

g(-4) = 112.

learn more about functions here :

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Related Questions

Markus buys an old bike for £50. He cleans it up and sells it for £60. What is his percentage profit?

Answers

Just answering for points I really need it sorry

please please help, if you could show work too that would be amazing!

Answers

Answer:x=75

Step-by-step explanation:

They are opposite of eachother so they are equal to eachother

2x= 130

x= 75

Jacob has 17 yards of fabric. He uses 1 third of it to make a cape. How many yards of fabric does Jacob use for the cape? zearn m4L7

Answers

Answer:

5 2/3

You multiply.

YeS mOrE 9Th GrAdE mAtH (question for smart people)

Answers

Answer:

A. 4x+13

Step-by-step explanation:

distribute the 4

(4x+20) -7

4x+13

Answer:

A

Step-by-step explanation:

find the distance between (-6,6.5), (-2,6.5)​

Answers

Answer:

4

Step-by-step explanation:

I did the math trust me, mark as brainliest please.

which point on this number line best represents square route of 10

(tap the whole photo the see the equation)

Answers

Answer:

the answer is B

Step-by-step explanation:

since 10 isn't a perfect square

Find the height of a cone with a diameter of 12 m and whose volume is 133 m.

A. 2 m
B. 9 m
C. 3 m
D. 1 m

Answers

Answer:

D

Step-by-step explanation:

Here, we want to get the height of the cone

radius = diameter/2

r = 12/2 = 6 m

To get this, we use the formula for the volume

V = 1/3 * pi * r^2 * h

133 = 1/3 * 3.142 * 22/7 *6^2 * h

h = 1.12 m

Please do number 16 for me. (With work)

Answers

Answer:

m<5 = 75°

Step-by-step explanation:

16. Given:

m<1 = 75°; m<3 = 40°

Required:

m<5

Solution:

Since lines A and B are parallel, and m<1 corresponds to m<5, therefore,

m<1 = m<5 (corresponding angles are congruent)

m<1 = m<5 = 75°

m<5 = 75°

If you order 3 pizzas, you will get 30 slices of pizza. How many slices are there in one pizza?

Answers

Answer:

There are 10 slices in one pizza.

Step-by-step explanation:

30 ÷ 3 = 10

Answer:

10 slices

Step-by-step explanation:

30÷3=10 meaning every pizza will have 10 slices and 2 pizzas will have 20.

Solve for x 8.2/x =12/6.4

Answers

Answer: x=4.373

Step-by-step explanation: Have a brilliant day mate -Lily ^_^

Answer:

x=4.373 (put a repetend at the top of three last digit)

Step-by-step explanation:

Combine rational expressions and isolate variable x

Please help and please I need help:)

Answers

Answer:

16 eighteenths

Step-by-step explanation:

Answer:

16 eighteens fit into [tex]\frac{8}{9}[/tex]

Step-by-step explanation:

in order to find out how much eighteenths are the in [tex]\frac{8}{9}[/tex]. we just have to divide [tex]\frac{8}{9}[/tex] by [tex]\frac{1}{18}[/tex]. So we get...

[tex](\frac{8}{9}) /(\frac{1}{18}) = (\frac{8}{9})(18) = \frac{144}{9} = 16[/tex]

Points A, S, and R are ___.

Answers

Answer:

B

Step-by-step explanation:

I'm pretty sure it's B, (please let me know if I'm wrong.)  

Colinear means to be on the same straight line, which they are.  

Coplanar means to be in the same plane, which they appear to be as well.

So yeah I'm pretty sure it's B.  

53.53x 10 power of 2

Answers

The answer to your question is 5,353
it is 5353x hopefully this helped

help please. 10 points to who help me​

Answers

9514 1404 393

Answer:

  64/109 ≈ 0.5872

Step-by-step explanation:

41 + 23 = 64 of the events have outcome E.

An additional 35 + 10 = 45 do not.

The probability of an outcome of E is 64 out of a total of 64+45 = 109 events.

  P(E) = 64/109 ≈ 0.5872

can somebody help me ? please .. if you answer you’ll get 20 points & brainlyiest if correct! ( sorry i might have spelled brainly wrong )

fiona is building a model car 1/12 scale. the axle of the original car is 6 feet long and has a diameter of 3 inches. what would be the measure of the diameter of the axle of the model car?

// answer choices //
a : 1/4 inch
b : 1/2 inch
c : 1 inch
d : 3/2 inch
( ONLY ONE IS CORRECT ) .
i inserted the image , typed in the question so it should be no complaint please help me! if not it’s okay.. thanks for stopping by if you bypass this without answering .

Answers

Answer: I think it should be a: 1/4 inch

Step-by-step explanation:

A person dove more than 100 feet below sea level.

Which value could represent the elevation, in feet, that the person dove?
A. -125
B. -50
C.60
D.150
please help i just have 10 minutes left
dont troll

Answers

Answer:

-125

Step-by-step explanation:

sea level is zero so cant be above that and the answer has to be below -100 and the only option is -125

Answer:

A -125

Step-by-step explanation:

because they went over 100ft below sea level

and if sea level is exactly 0 and they went under it over 100 the only option over 100 with a negative sign to show they went below sea level would be -125

3. Write the function g(x) = -x2 - 4x in vertex form, using decimals as necessary.

Answers

Answer:

The vertex form is [tex]y=-(x+2)^2+4[/tex]

Step-by-step explanation:

what is 11X12+245-66 x 8. please help

Answers

Answer:

2488

Step-by-step explanation:

11 x 12 = 132

132 + 245 = 377

377 - 66=  311

311 x 8 = 2488

Help please I need help. :)

Answers

Answer:

yes

Step-by-step explanation:

7m - 17 = -24
what is m?

Answers

Answer:

Move all terms that don't contain

m

to the right side and solve.

Exact Form:

m

=

41

7

Decimal Form:

m

=

5.

¯¯¯¯¯¯¯¯¯¯¯¯

857142

Mixed Number Form:

m

=

5

6

7

Tap to view steps...

What is 3(5)(5-2)+2

Answers

Answer:

47

Step-by-step explanation:

3 × 5 × (5-2) + 2

15 × (3) + 2

45 + 2

= 47

PLEASE HELP, i'll mark the brain thingy !

Answers

62


Hope this helps!!!!

Answer:

50

Step-by-step explanation:

make me brain

Two angles of a triangle measure 55 and 20 what is the measure of the third angle of the triangle

Answers

Answer:

105 degrees

Step-by-step explanation:

well if we take a look at this

we know for sure that every triangle must have a total angle measurement of 180 degrees

so if we take the information we have and we add those together

55 + 20

that will give us

75

then in order to find the missing angle measurement we take the total number of degrees in a triangle and subtract the two angles together from it

180-75

giving us 105 degrees as the third measurement of the angle in the triangle

Answer:

the third measure is [tex]105[/tex]°

Step-by-step explanation:

All measures of a triangle add up to 180°

[tex]A+ B + C = 180[/tex]

[tex]20 + 55 + C = 180[/tex]

[tex]75 + C = 180[/tex]

[tex]C = 105[/tex]°

Mrs. Adele is buying a new tie from Macy's. It says
the tie costs $15.00 but there is a sign above it that
says 25% off. How much will the tie cost?

Answers

Answer:

$11.25

Step-by-step explanation:

You take the original cost and multiply it by 0.25 for 25%. You get 3.75. Then you subtract 3.75 from 15.00. The answer is $11.25

Choose the graph of the solution to this inequality. c – 12 ≥ –16 A number line with a closed dot at negative 4 shaded to the right. A number line with a closed dot at 4 shaded to the left. A number line with a closed dot at 4 shaded to the right. A number line with a closed dot at negative 2 shaded to the right.

Answers

c - 12 ≥ -16
c ≥ -4
Closed dot at -4, shaded to the right b

A number line with a closed dot at -4 is shaded to the right. Option A is correct.

What is a number line?

A number line is defined as the number marked on the line calibrated into an equal number of units. For example -1, 0, 1, and so on.

Here,
Given inequality,
c – 12 ≥ –16

Add 12 on both sides
c ≥ -4

So the required number line would be as a closed dot at -4 and shaded to the right.

Thus, A number line with a closed dot at -4 is shaded to the right. Option A is correct.

Learn more about number line here:

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3b) Determine the value of the unknown.
7:12 = 21:
Your answer
This is a required arection

Answers

Answer:

Step-by-step explanation:

A jeweler sells a popular line of charm bracelets. Each bracelet includes one chain and a number of charms selected by the customer. The price of the chain is 25 dollars, and each charm costs c dollars. Which expressions represent the price, in dollars, of a charm bracelet with five charms? Select ALL that apply.

Answers

Answer:

Price of bracelet =  $(25 + 5c)

Step-by-step explanation:

As given,

A bracelet = 1 chain + Number of charm selected by customer

Also given,

Price of chain = $25

Price of each charm = $c

As,

we have to write equation for a bracelet with 5 charm

So,

Price of bracelet = Price of 1 chain + Price of 5 charm

As

Price of 1 charm = $c

⇒Price of 5 charm = $5×c = $5c

∴ we get

Price of bracelet = $25 + $5c = $(25 + 5c)

y is inversely proportional to the cube root of x
When y = 2500, x = 64
(a) Find the value of y when x = 8
(b) Find the value of x when y = 2000

Answers

Answer:

b) Find the value of x when y = 2000

find. the value of y when x 8

Who here watches anime??!



(I sure do lol)

Answers

Answer:

me

Step-by-step explanation:

gbgtgrygthfthfthf i do lol

Me
I am currently watching the promised never land season 2 and dr stone stone wars

HELP ME WITH THIS PROBMLEMW PSS

Answers

4 please give me brainlyist
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