Question

Perform the indicated operation.
f (x) = x2 − 1 g(x) = 3x + 4 Find f (9) − g(9)

Answer 1

f(9)=17//g(9)=31

Explanation:

substitute- (9)2-1= 18-1=17

substitute and solve- 3(9)+4=27+4=31

Hope this helps