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Verified answer
Nilai mutlak|x - 3| > |2x + 5|
(x - 3)² > (2x + 5)²
(x - 3)² - (2x + 5)² > 0
(x - 3 + 2x + 5) (x - 3 - 2x - 5) > 0
(3x + 2) (-x - 8) > 0
3x + 2 > 0
3x > - 2
x > -2/3
-x - 8 > 0
-x > 8
x < -8
sehingga himpunan penyelesaiannya
[x | -2/3 < x < -8, x € R]