Pnylsaian prtdksamaan |2x+5|≤x+3 adlh
Matematika
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Pertanyaan
Pnylsaian prtdksamaan |2x+5|≤x+3 adlh
1 Jawaban
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1. Jawaban Anonyme
Bab Nilai Mutlak
Matematika SMA Kelas X
|2x + 5| ≤ x + 3
2x + 5 ≤ x + 3
2x - x ≤ 3 - 5
x ≤ -2
2x + 5 ≥ - x - 3
2x + x ≥ -5 - 3
3x ≥ -8
x ≥ -8/3
-8/3 ≤ x ≤ -2
HP = {-8/3, -2}