x ^ 2 + 8 x min 9 = 0
Matematika
khoirul125
Pertanyaan
x ^ 2 + 8 x min 9 = 0
2 Jawaban
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1. Jawaban manura
x^(2) + 8x - 9 = 0
(x - 1) (x + 9) = 0
x = 1 atau x = -9 -
2. Jawaban msvioland
[tex]( {x}^{2} + 8x - 9) = 0 \\ (x + 9)(x - 1) = 0 \\ x1 = - 9 \: \: dan \: \: x2 = 1[/tex]