35-2x-x² এর একটি উৎপাদক (5-x) হলে অপরটি -

A 7-x

B 7+x

C 5+x

D 12-x

Solution

Correct Answer: Option B

35-2x-x²
=35-7x+5x-x²
=7(5-x)+x(5-x)
=(5-x)(7+x)

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