Question

F(x) = x - 2 and g(x) xsquared -7x -9 find f(g(-1))

Answer 1

easiest way is to find g(-1) first then f(that value)

g(-1)=(-1)²-7(-1)-9=1+7-9=-1

so then f(g(-1))=f(-1)
f(-1)=-1-2=-3

2nd option