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Subjects
Class 9MathematicsExploring Algebraic IdentitiesFactorisationHard
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Which is the correct factorisation of (m^2+n^2+p^2-2mn-2np+2mp)?

Answer and explanation

Correct answer: ( (m-n+p)^2 )

This is the perfect square of (m), (-n), and (p). Exam tip: decide bracket signs from the signs of mixed terms.

Related tags

Perfect SquareThree TermsSignsFactorisationExploring Algebraic IdentitiesMathematicsClass 9 Mcq
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