Question

Do the expansion using identity
(2q-q)²- (2q+q)²​

Answer 1

Answer:

On expansion , we get

(2p+q+5)

2

⟹(2p)

2

+q

2

+5

2

+2.(2p)(q)+2.(5)(q)+2.(2p)(5)

⟹4p

2

+q

2

+25+4pq+10q+20p

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