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

sydnigislasonulv – March 05, 2023

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

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