Tolong jawab no.24 y gan, tq
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Pertanyaan
Tolong jawab no.24 y gan, tq
1 Jawaban
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1. Jawaban arsetpopeye
xlog (x + 2) - 3 . xlog 2 + 1 = 0
xlog (x + 2) + 1 = 3 . xlog 2
xlog (x + 2) + xlog x = xlog 2^3
xlog (x + 2)x = xlog 8
x^2 + 2x = 8
x^2 + 2x - 8 = 0
(x + 4)(x - 2) = 0
x = -4 atau x = 2
Karena syarat x > 0 maka x = 2