Question

If f(x) = x2 and g(x) = 1 over 2x + 3 , find g(f(-1)).

Answer 1

f(x)=x^2
g(x)=1/(2x+3)
g(f(-1))=?

x=-1→f(-1)=(-1)^2→f(-1)=1
g(f(-1))=g(1)=1/[2(1)+3]=1/(2+3)→g(f(-1))=1/5

Answer: Third option 1/5