Question

Find the square of the following using identities. 32​

Answer 1

Answer:

$using \: (x + y) ^{2} = \\ \\ {x}^{2} + 2xy + {y}^{2} \\ \\(30 + 2) ^{2} \\ \\ 900 + 120 + 4 \\ \\ = = > 1024$

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