x2−(a+b)x+ab এর উৎপাদক নির্ণয় করুন।
Solution
Correct Answer: Option D
= x2−(a+b)x+ab
= x2−ax−bx+ab
= x(x−a)−b(x−a)
= (x−a)(x−b)
= x2−ax−bx+ab
= x(x−a)−b(x−a)
= (x−a)(x−b)
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