1. | 3 – 7 |
2. | × – 2 |
3. 2 | × – 6 | + 3 = 9
4. | 3× +5 | = | 2× +10 |
Tentukan nilai x harga mutlak nilai berikut
Jawaban:
tertera di penjelasan 🙂
Penjelasan dengan langkah-langkah:
1. |3-7|
|-4|
= 4
2. |x-2|
x-2
x = 2
3. 2 |x-6| + 3 = 9
2 |x-6| = 9-3
2 |x-6| = 6
2x – 12 = 6
2x = 6 + 12
2x = 18
x = 18/2
x = 9
4. |3x+5| = |2x+10|
3x+5 = 2x+10
3x-2x = 10-5
x = 5
semoga membantu dan mohon maaf apabila jawaban saya kurang tepat 🙂
~dtp