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1. উৎপাদকে বিশ্লেষণ করুনঃ x2 - 2ax + (a + b)(a - b)
- A. (x + a + b)(x - a - b)
- B. (x + a + b)(x - a - b)
- C. (x + a + b)(x - a - b)
- D. (x + a + b)(x - a - b)
Answer: Option C
Explanation:
x^2 - 2ax + (a+b)(a-b)
=x^2 - 2ax + a^2 - b^2
=(x-a)^2 -(b^2)
=(x-a+b)(x-a-b)
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