diketahui fungsi f(x)=x+2 ;g(x)=2x-1;h(x)=x-1/x-3 tentukan
(h o f )-¹(x)![]()
(h o f )-¹(x)
Jawab:
(-5x + 1)/(x - 1)
Penjelasan dengan langkah-langkah:
f(x) = x + 2
h(x) = (x - 1)/(x + 3)
(h o f)(x)
= h(f(x))
= h(x + 2)
= (x + 2 - 1)/(x + 2 + 3)
= (x + 1)/(x + 5)
(h o f)^-1(x)
= (-5x + 1)/(x - 1)
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