Fungsi f(x) = ax - 6. Jika f(2) = 1, maka f(5) adalah....
Matematika
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Pertanyaan
Fungsi f(x) = ax - 6. Jika f(2) = 1, maka f(5) adalah....
1 Jawaban
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1. Jawaban ifakho
f(2)=a(2)-6=1
2a-6=1
2a=1+6
2a=7
a=72
f(5)= 7/2(5)-6
= 35/2-6
=35/2-12/2
=13/2