Question

Find a polynomial, which if substituted for M will make the equation an identity: a M–(4ab–3b2)=a2–7ab+8b2

Answer 1

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Explanation:

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Answer 2

a² – 3ab + 5b²

Explanation:

M – (4ab – 3b²) = a² – 7ab + 8b²

M = a² – 7ab + 8b² + 4ab – 3b²

M = a² – 3ab + 5b²