tentukan invers fungsi f(×)=3×-2?
Matematika
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Pertanyaan
tentukan invers fungsi f(×)=3×-2?
1 Jawaban
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1. Jawaban DB45
fungsi invers
f(x) = 3x - 2
misal
3x -2 = y
3x = y+2
x = (y+2)/3
f⁻¹ (x) = (x+2)/3 = ¹/₃ (x+2)