Question

find (2x+3y)^2

please give me answer
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Answer 1

⇒ (2x+3y)²{It is in the form of (a+b)² = a²+2ab +b²} where a = 2x & b = 3y

⇒ (2x)²+ 2(2x)(3y) + (3y)²

⇒ 4x²+21xy + 9y²

∴This is your solution.

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