Question

F(x)=2x-4 and g(x)=1/2x + 10, find f(g(100))= _________________

Answer 1

116

Explanation:

f(x)=2x-4

g(x)=1/2x + 10

f(g(100))=

g(100) = 1/2 (100) + 10

= 50+10

= 60

Substitute this number into f(x)

f(60)=2* 60-4

= 120-4

= 116