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1. 3 x + 3 x + 3 x = কত?
- A. 9 x
- B. 9 x
- C. 9 x
- D. 9 x
Answer: Option C
Explanation:
3x + 3x + 3x = 3x(1 + 1 + 1) = 3x.3 = 3^(x + 1)
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