g(x)=2x/x+5.tentukan invers g(x)
Matematika
Arifinsinambela
Pertanyaan
g(x)=2x/x+5.tentukan invers g(x)
1 Jawaban
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1. Jawaban Fitra910
y = 2x/ x + 5
y(x+5) = 2x
yx + 5y = 2x
yx - 2x = -5y
x(y-2) = -5y
x= -5y/(y-2)
Maka invers g(x) = -5x/(x-2)