Tentukan rumus fungsi komposisi (fog)(x) dan (gof)(x). F(x)=x²-3 dan g(x)=x²+2

(fog)(x) = f(gx)
(fog)(x) = x²-3
(fog)(x) = (x²+2)² - 3
(fog)(x) = x^4 + 2x²+ 2x² + 16 - 3
(fog)(x) = x^4 + 4x² + 13

semoga membantu yaa:)