Mathematics, 21.10.2019 18:30 studentms5313
Follow the steps below to prove the identity (a²+b²)(x²+y²) =(ax-by)²+(bx+ay)² (a)- multiply (a²+b²)(x²+y²). (b) square both binomials in (ax-by)²+ (bx+ay)² and collect like terms. (c) use your answers from part (a) and part (b) to prove the identity.
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Follow the steps below to prove the identity (a²+b²)(x²+y²) =(ax-by)²+(bx+ay)² (a)- multiply (a²+b²)...
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