f(x/3x+5) = 2x ; nilai f(1)
Matematika
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Pertanyaan
f(x/3x+5) = 2x ; nilai f(1)
1 Jawaban
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1. Jawaban DB45
Fungsi
f{ x/(3x+5) = 2x
f(1)= ....
x / (3x+5)= 1
3x+ 5 = x
3x - x = - 5
2x = - 5
x = - 5/2
f(1) = 2 (- 5/2)
f(1) = -5