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Verified answer
1][|2x - 3| > 5
2x - 3 > 5 atau 2x - 3 < -5
lanjutin
jawab : x > 4 atau x < -1
2][
|2x - 4| < 10
-10 < 2x - 4 < 10
lanjutin
Jawab : -3 < x < 7
3][
|9m + 2| < 1
-1 < 9m + 2 < 1
lanjutin
Jawab : -1/3 < m < -1/9
4][
|3x - 5| > |2x + 7|
(3x - 5)² - (2x + 7)² > 0
▶Ingat : a² - b² = (a + b)(a - b)
(5x + 2)(x - 12) > 0
x = -2/5 ; x = 12
Nilai x yg memenuhi :
x < -2/5 atau x > 12