Nilai Mutlak
Soal
|(x - 1)/(2x + 3)| = 1
(x - 1)/(2x + 3) = 1
x - 1 = 2x + 3
2x - x = -1 - 3
x = -4
Atau
(x - 1)/(2x + 3) = -1
x - 1 = -2x - 3
x + 2x = 1 - 3
x = -2/3
Opsi C
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Verified answer
Nilai Mutlak
Soal
|(x - 1)/(2x + 3)| = 1
(x - 1)/(2x + 3) = 1
x - 1 = 2x + 3
2x - x = -1 - 3
x = -4
Atau
(x - 1)/(2x + 3) = -1
x - 1 = -2x - 3
x + 2x = 1 - 3
x = -2/3
Opsi C