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1. |x-4| = 2 এর সমাধান হবে
- A. x = 3, 6
- B. x = 3, 6
- C. x = 3, 6
- D. x = 3, 6
Answer: Option C
Explanation:
|x - 4| = 2
x - 4 = + - 2 [ মডুলাস উঠায় নিলে + - হয় ]
x - 4 = + 2
বা, x = + 2 + 4
x = 6
আবার, x - 4 = - 2
বা, x = - 2 + 4
x = 2
অতএব, x = 2, 6
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