himpunan pertidaksamaan 2x - 1 ≤ x - 1 <3x + 2
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Pertanyaan
himpunan pertidaksamaan 2x - 1 ≤ x - 1 <3x + 2
1 Jawaban
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1. Jawaban NathanaelEnr
2x - 1 ≤ x - 1
= 2x - x ≤ -1 + 1
= x ≤ 0
x - 1 < 3x + 2
= x - 3x < 2 + 1
= - 2x < 3
2x - 1 ≤ x - 1 < 3x + 2
= x ≤ -2x < 3