penyelesain dari 3.|2×+3|=6

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Materi : Persamaan Nilai Mutlak
Kelas : X SMA

3I2x + 3I = 6
I2x + 3I = 6/3
I2x + 3I = 2
2x + 3 = 2 atau -2

2x + 3 = 2
2x = 2 - 3
2x = -1
x = -1/2 [M]

2x + 3 = -2
2x = -2 - 3
2x = -5
x = -5/2 [TM]

Hp = { -1/2 }