Math, asked by Thanos1234zx, 7 months ago

If ∆ is an operation such that for integers a and b we have a ∆ b = (ax b) – (2x ax b) + [bx b (-a)x b] +( b x b) , then (-5) ∆ (-7)

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Answered by dollabetty123

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Answer:1729

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