3 years ago

Find f(-2), if f(x) = 2x^2 - 8x + 3.

Mathematics

1 answer:

galina1969 [7]3 years ago

4 0

Answer:

f(-2)=27

Step-by-step explanation:

Plug in -2 into x

f(-2)=2(-2)^2-8(-2)+3

f(-2)=8+16+3

f(-2)=27

You might be interested in

Roberta has $50 in her purse. The money she has left over after buying two boxes of cookies is given by the equation 50 − x = 38

const2013 [10]

Answer:

The cookies cost $6 each, and $12 altogether.

Step-by-step explanation:

50-38=12, or x

3 0

2 years ago

Solve -17 =<br> 7 / 3 for x.

inn [45]

Men i dont even know

3 0

2 years ago

100/60 is exactly 1.66666666667. When I do long division my answer comes up as 1.6 with the decimal repeating, am I doing anythi

goblinko [34]

Answer:

I don't think you are doing anything wrong. Just ignore it and write the repeating decimal. If you're asked to do it, round it up instead.

5 0

3 years ago

Read 2 more answers

The oxygen atoms in carbon dioxide (CO2) form double bonds with the carbon atom, forming a linear molecule. Draw the structural

vodomira [7]

It would look like this: O=C=O

Hope this helps you out.

4 0

2 years ago

Find the distance between the point (3,1) and the line with the equation y=2x-5

True [87]

Answer:

B: 0

Step-by-step explanation:

Note that (3, 1) satisfies the equation y = 2x - 5:

1 = 2(3) - 5

1 = 6 -5 = 1

Therefore, the distance between this point and this line is zero.

B is the correct answer.

3 0

3 years ago