How do you evaluate the function f(x) = -1/3x+7f(x)=13x+7 for f(-6)f(6)?

1 Answer
May 15, 2018

f(-6)=9f(6)=9

Explanation:

"to evaluate "f(-6)" substitute "x=-6" into "f(x)to evaluate f(6) substitute x=6 into f(x)

rArrf(color(red)(-6))=-1/cancel(3)^1xx-cancel(color(red)(6))^2+7

color(white)(rArrf(-6))=2+7=9