l3x-2l= lx+1l #bilangan mutlak bang kasih tau caranya dong

Bab Nilai Mutlak
Matematika SMA Kelas X

|3x - 2| = |x + 1|

(3x - 2)² = (x + 1)²
(3x - 2)² - (x + 1)² = 0
(3x - 2 + x + 1) (3x - 2 - x - 1) = 0
(4x - 1) (2x - 3) = 0
4x - 1 = 0  atau 2x - 3 = 0
x = 1/4                x = 3/2

HP = {1/4, 3/2}