Penyelesaian persamaan nilai mutlak 6 l 2x - 1 l -2 = 10
Matematika
Anindia7929
Pertanyaan
Penyelesaian persamaan nilai mutlak 6 l 2x - 1 l -2 = 10
1 Jawaban
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1. Jawaban BSunShine
Materi : Nilai Mutlak
Kelas : X SMA
6I2x - 1I - 2 = 10
6I2x - 1I = 10 + 2
6I2x - 1I = 12
I2x - 1I = 12/6
I2x - 1I = 2
2x - 1 = 2 atau -2
2x - 1 = 2
2x = 2 + 1
2x = 3
x = 3/2
2x - 1 = -2
2x = -2 + 1
2x = -1
x = -1/2
Hp = {-1/2 , 3/2}
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