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3x + 1 ≥ 16
3x ≥ 16 - 1
x ≥ 15
syarat didalam akar ≥ 0
3x + 1 ≥ 0
3x ≥ - 1
x ≥ -1/3
gabungkan hp x ≥ 15
√3x - 1 ≥ √2x + 5
3x - 1 ≥ 2x + 5
3x - 2x ≥ 5 + 1
x ≥ 6
syarat 3x - 1 ≥ 0
x ≥ 1/3
2x + 5 ≥ 0
x ≥ -5/2
hp x ≥ 6
√1 - 2x ≤ √4 - x
1 - 2x ≤ 4 - x
- 2x + x ≤ 4 + 1
- x ≤ 5
---------- ÷-1
x ≥ -5
syarat
1 - 2x ≥ 0
1 ≥ 2x
2x ≤ 1
x ≤ 1/2
4 - x ≥ 0
4 ≥ x
x ≤ 4
hp -5 ≤ x ≤ 1/2
√x² - x - 2 < √x + 6
x² - x - 2 < x + 6
x² - 2x - 8 < 0
(x - 4)(x + 2) < 0
-2 < x < 4
syarat
x² - x - 2 ≥ 0
(x - 2)(x + 1) ≥ 0
x ≤ -1 atau x ≥ 2
x + 6 ≥ 0
x ≥ -6
hp
-2 < x ≤ -1 atau 2 ≤ x < 4
√x²-x+2 / x+5 > 1
x² - x + 2
------------ - 1 > 0
x + 5
x² - x + 2 (x + 5)
------------ - ---------- > 0
x + 5. (x + 5)
x² - 2x - 3
-------------- > 0
x + 5
(x - 3)(x + 1)
--------------- > 0
x + 5
-5 < x < -1 atau x > 3
syarat
x + 5 ≠ 0
x ≠ - 5
x² - x + 2
------------- ≥ 0
x + 5
x ≥ - 5
hp -5 < x < -1 atau x > 3