Tentukan |5x -6| -4 = 10 himpunan penyelesaian persamaan nial mutlak
Jawaban:
بسم الله الرحمن الرحيم
| 5x – 6 | – 4 = 10
| 5x – 6 | = 10 + 4
| 5x – 6 | = 14
5x – 6 = 14 atau 5x – 6 = – 14
5x = 14 + 6 5x = -14 + 6
5x = 20 5x = -8
x = 20/5 x = -8/5
x = 4
Hp : { -8/5 dan 4 }
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