jika f (x) = x / x-1 maka f-1 (x) =
Matematika
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Pertanyaan
jika f (x) = x / x-1 maka f-1 (x) =
1 Jawaban
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1. Jawaban Anonyme
jawab
f(x)= (x) /( x- 1)
y = x / ( x - 1)
xy - y = x
xy -x = y
x(y - 1)= y
x = y/(y -1)
f⁻¹ (x) = x / ( x - 1)