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Answer:25p²+9q²+30pq
Step-by-step explanation:
(5p+3q)²
Since,(a+b)²=a²+b²+2ab
.°.( 5p)²+(3q)²+2*5p*3q
=25p²+9q²+30pq
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Step-by-step explanation:
check out got by
a^2+b^2+2ab
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