Question

Quis : Math

➡ Materi Fungsi Invers
➡ Soal Sangat Mudah
➡ Point : 33

Answer 1

F(x) = (5x+4) / (3x-3)
f(x) = (ax+b)/(cx+d)

dik =
a=5, b=4, c=3, d=-3

f^-1 = (-dx+b)/(cx-a)
f^-1 = (3x+4) / (3x-5)

f^-1(6) = (3(6)+4)/(3(6)-5)
= 22/13

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