122k views
9 votes
Fx) = -3x² + 2x - 7, then f(-1) =​

User Vito Valov
by
8.5k points

1 Answer

4 votes

Given:

The function is


f(x)=-3x^2+2x-7

To find:

The value of f(-1).

Solution:

We have,


f(x)=-3x^2+2x-7

Putting x=-1, we get


f(-1)=-3(-1)^2+2(-1)-7


f(-1)=-3(1)-2-7


f(-1)=-3-9


f(-1)=-12

Therefore, the value of f(-1) is -12.

User Jurek
by
8.6k points

No related questions found

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