Find f(−1) if f(x)= x^2-6x/x+2 Help please!

asked Mar 20, 2023 167k views

4 votes

Find f(−1) if f(x)= x^2-6x/x+2

Help please!

8.1k points

Please log in or register to add a comment.

3 votes

Answer:

f(-1)=6

Explanation:

If
f(x)=(x^2-6x)/(x+2) , then f(-1) is found by substituting (-1) for x in the function:

f(-1)=((-1)^2+6(-1))/((-1)+2)

Simplify:

$f(-1)=(1+5)/(1)\\f(-1)=6$

Tcovo answered Mar 24, 2023

by Tcovo

7.6k points

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

9.5m questions

12.2m answers