jika f (×+2)=3×-6 maka f (3) =
Matematika
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Pertanyaan
jika f (×+2)=3×-6 maka f (3) =
1 Jawaban
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1. Jawaban Vhianz
f(x + 2) = 3x - 6
f(3) = ...
x + 2 = 3
x = 3 - 2 = 1
f(x + 2) = 3x - 6
f(1 + 2) = 3(1) - 6
f(3) = 3 - 6 = -3