Question

let f(x)=x-2\4 and g(x)=-2x^2+4 find g(g(x))
Help Pleeeeeease :D

Answer 1

g(g(x)) or f(g(x))?

Answer 2

g(g(x))

Answer 3

\[g(g(x))=-2(-2x^2+4)^2+4\]

Answer 4

then g(g(x)) = 2(2x^2 +4)^2 + 4

expand and simplify

Answer 5

oops -2x^2

Answer 6

thank you guys SOOO MUCH (:P