hp dari |3x-4|^2 - 3 |3x-4=-10=0

NILAI MUTLAK

Misal :
|3x - 4| = a

|3x - 4|² - 3|3x - 4| - 10 = 0
a² - 3a - 10 = 0
(a - 5)(a + 2) = 0

Yg memenuhi :
a = 5

(3x - 4) = 5
3x = 5 + 4
x = 9/3
x = 3

(3x - 4) = -5
3x = -5 + 4
x = -1/3

HP = {-1/3 , 3}