|4x-1|+3>16 5|2x-1|+4=11
Matematika
rinayeon
Pertanyaan
|4x-1|+3>16
5|2x-1|+4=11
5|2x-1|+4=11
1 Jawaban
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1. Jawaban 18Navillera
| 4x - 1| + 3 > 16
| 4x - 1 | > 13
4x - 1 > 13
4x > 14
x > 7/2
4x - 1 < -13
4x < -12
x < -3
Hp = {x > 7/2 atau x < -3}
5 | 2x - 1 | + 4 = 11
5 | 2x - 1| = 7
| 2x - 1 | = 7/5
2x - 1 = 7/5
10x - 5 = 7
10x = 12
x = 6/5
2x - 1 = -7/5
10x - 5 = -7
10x = -2
x = -1/5
Hp = {6/5 , -1/5}