Complete factorisation with special identities

Complete factorisation with special identities

Secondary 2

3 marks

TGM Original Questions

Factorise completely \(\frac4{25}m^2-\frac35mn+\frac9{16}n^2\).[3]

Solution:

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Answer:\(\dfrac{\left(8 m - 15 n\right)^{2}}{400}\)

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