Question

If f(x) = 2x + 3 and g(x) = x^2 + 1,find f(g(3)).

A.) 23
B.) 47
C.) 82
D.) 90

Answer 1

The answer is A). 23.
g(x)= 2x + 3
g(x) = x^2 + 1
g(3) = 10
f(g(3))
= f(10)
= 23