Register

A function f (x)=-8x^2. What is f (-3)?

A function f (x)=-8x^2. What is f (-3)?
57.5k views
0 votes
A function f (x)=-8x^2. What is f (-3)?

User Jeroenbourgois
by
8.0k points

2 Answers

4 votes
f(x)= -8x²

f(-3)= -8* (-3)²

f(-3)= -8 * 9

f(-3)= -72
User Anis KCHAOU
by
7.8k points
4 votes
f(x) = -8x²

To find the value of f(-3), put -3 in place of 'x' in the definition of the function.

f(-3) = -8(-3)²

f(-3) = -8(9) = -72
User Minhaj Javed
by
8.4k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Link Copied!