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ini merupakan masalah fungsi komposisi
f(x) = x^-9
(f o g)(x) = x(x-6)
(f o g)(x) = f(g(x))
f(g(x)) = (g(x)) ^ -9 = x(x-6)
(g(x))^9 = 1/ (x(x-6))
g(x) = (x(x-6))^9
mudah2an membantu
The-L
(f o g)(x) = x² - 6x
f(g(x)) = x² - 6x
g²(x) - 9 = x² - 6x
g²(x) = x² - 6x + 9
g²(x) = (x - 3)²
g(x) = x - 3