a square + b square if a=2 b= -2
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Step-by-step explanation:
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Answered by
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Step-by-step explanation:
a = 2
a square = 2×2=4
b = - 2
b square = - 2×- 2= - 4
Therefore, a square + b square = 4+ - 4 = 4 - 4 = 0
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