(X²+4x-12)^x+3=(x²+4x-12)^2x-1
Matematika
Jrl
Pertanyaan
(X²+4x-12)^x+3=(x²+4x-12)^2x-1
2 Jawaban
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1. Jawaban ahreumlim
(X²+4x-12)^(x+3)=(x²+4x-12)^(2x-1)
⇔ x + 3 = 2x - 1
⇔ x = 4 -
2. Jawaban Dachi17
(x² + 4x - 12)^(x+3) = (x² + 4x - 12)^(2x-1)
Misalkan
y = x² + 4x - 12
maka
y^(x+3) = y^(2x-1)
Artinya bahwa
x+3 = 2x-1
2x - x = 3 + 1
x = 4