a square + b square
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8
= a²+b²
= (a+b)(a+b) .
= hence proved.
= (a+b)(a+b) .
= hence proved.
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1
(a+b)(a+b)
a²+b²
(a and b are taken common and had been put square)
a²+b²
(a and b are taken common and had been put square)
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