|x| + |x+3| = 5 plis kak tolong jawab
Matematika
Defitr
Pertanyaan
|x| + |x+3| = 5 plis kak tolong jawab
1 Jawaban
-
1. Jawaban Anonyme
Bab Nilai Mutlak
Matematika SMA Kelas X
| x | + |x + 3| = 5
x + x + 3 = 5
2x = 5 - 3
x = 2/2
x = 1
x + x + 3 = - 5
2x = -5 - 3
x = -8/2
x = -4
HP = { -4, 1 }