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Mathematics, 14.07.2019 00:10 candeegraves8308

If (a+b+c) = 5 and ab+bc+ac = 10. prove that a3+b3+c3 -3abc = -25

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If (a+b+c) = 5 and ab+bc+ac = 10. prove that a3+b3+c3 -3abc = -25...

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