| x - 6 | = 3 nilai mutlak
Matematika
rina427
Pertanyaan
| x - 6 | = 3 nilai mutlak
1 Jawaban
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1. Jawaban subebe
(x-6)^2 = 3^2
x^2 - 12x +36 = 9
x^2 - 12x + 27 = 0
(x-9)(x-3) = 0
x = 9 atau x = 3