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1. (2a+7)²
2.(8+3p)²
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Answer:
given:_1.
=(2a+7)²
=4a²+49+2×2a×7
=4a²+49+28a
so ans is... 4a²+49+28a.
given :_2.
=(8+3p)²
=64+9p²+2×8×3p
=9p²+64+48p
so,ans is... 9p²+64+48p.
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