Ask question

Ask question

All categories

2 years ago

13

I really need help!!! if f(x)=x^2+4x-5, find f(-4)

1 answer:

stepan [7]2 years ago

5 0

Answer:

−5

Step-by-step explanation:

By substituting the value of x in f(x) with -4,

(-4)^2+4(-4)-5

=16+(−16)−5

=0−5

=-5

Your welcome :D

You might be interested in

It took gigi 1 hour and 20 minutes to complete a bicycle race It took Johnny twice as long because he got a flat tire. How many

Brrunno [24]

180 minutes, also 2 hours and 40 minutes

8 0

2 years ago

You are purchasing a T.V for $990 T.V with 9% sales tax. What is the final price of the T.V.?

Gnom [1K]

Answer:

$1079.10

Step-by-step explanation:

STEP 1: Multiply $990 by Sales tax.

STEP 2: Add Sales tax with $990

STEP 3: Solve-($1079.10)

4 0

2 years ago

Read 2 more answers

The volume of a cube is 216 ft^3. What is the length of a side?

nlexa [21]

Answer:

54

Step-by-step explanation:

cause a cub has 4 sides so each side is 54

3 0

3 years ago

Read 2 more answers

Please help :) attached is a photo of the problem!

Mrrafil [7]

Answer:

Oh use M A T H W A Y

4 0

2 years ago

Which of the following is true about the diagonals of a rectangle? Select all that are true.

jok3333 [9.3K]

Step-by-step explanation:

Diagonals are congruent.

C) Diagonals are perpendicular.

D) Diagonals bisect the angles.

8 0

2 years ago