Diketahui F(X) = 3 x dan G(X) = X-5. (fog)- 1 (x) =…​

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Diketahui F(X) = 3 x dan G(X) = X-5. (fog)- 1 (x) =…​

Jawaban:

Fungsi Komposisi

Penjelasan dengan langkah-langkah:

f(x) = 3x

g(x) = x – 5

Maka,

fog(x)

= f(g(x))

= f(x – 5)

= 3(x – 5)

= 3x – 15

y = 3x – 15

y + 15 = 3x

x = (y + 15) /3

Sehingga,

fog^-1(x) = (x + 15) / 3