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Prove that x-y = √(x+y)^2-4xy?
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Dec 1, 2023
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Prove that x-y = √(x+y)^2-4xy?
Mathematics
high-school
MonJeanJean
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Let's check
x-y=√(x+y)²-4xy
Solve RHS
√(x+y)²-4xy
√x²+2xy+y²-4xy
√x²+y²-2xy
√(x-y)²
x-y
Hence proved
Bubersson
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Dec 1, 2023
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Bubersson
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3
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Proved Below
UkFLSUI
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Dec 5, 2023
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UkFLSUI
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