Diketahui f(x) =4-2x g(x)= x+1/x-3. Ditanya gof^-1(x)
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Diketahui f(x) =4-2x g(x)= x+1/x-3. Ditanya gof^-1(x)
1 Jawaban
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1. Jawaban Lukasbudi
f(x) = 4-2x
f^-1(x) = x-4/-2
GoF^-1 = G(F^-1)
G(x-4/-2) = ((x-4/-2)+1) / ((x-4/-2)-3)
= (x-4-2) / (x-4+6)
= (x-6) / (x+2)