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1. (a + b)2 - 2(a + b) (a - b) + (a - b)2 এর সরলকৃত রাশি কোনটি?
- A. 4ab
- B. 4ab
- C. 4ab
- D. 4ab
Answer: Option C
Explanation:
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1. (a + b)2 - 2(a + b) (a - b) + (a - b)2 এর সরলকৃত রাশি কোনটি?
Answer: Option C
Explanation:
Post your comments here: