Question

If f(x) = 4x + 3 and g(x) = 3x evaluate f(x)for x=-1/2

Answer 1

f(x)=1

Explanation:

All you do is substitute -1/2 for x in f(x), so

f(x)=4(-1/2)+3

f(x)=(-2)+3

f(x)=1