7p2 - p - 8 এর একটি উৎপাদক হবে-

A 8 - 7p

B 7p

C p - 4

D 7p - 8

Solution

Correct Answer: Option D

7p² -p-8=7p² -8p+7p-8
             =7p² +7p-8p-8
            =7p(p+1)-8(p+1)
            =(p+1)(7p-8)

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