2x²-5xy+2y² আরেকটি উৎপাদক হবে-

A 2y-x

B x-2y

C 2(x-y)

D x-3y

Solution

Correct Answer: Option B

    2x²-5xy+2y²    

= 2x2 - 4xy - xy + 2y2  

= 2x(x - 2y) - y (x - 2y) 

= (x - 2y) (2x - y) 

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