Q.(fog)(x)= 7-2x F(x) = 5-2x ditanya q(x)​

》Fungsi Komposisi

(fog)(x) = 7 – 2x

f(x) = 5 – 2x

(fog)(x) = f(g(x))

f(g(x)) = 7 – 2x

5 – 2(g(x)) = 7 – 2x

-2(g(x)) = 7 – 2x + 5

-2(g(x)) = 2 – 2x

• g(x) = ( 2 – 2x ) ÷ ( -2 )
• g(x) = -1 + x