Factorising squares and conjugates

Factorising squares and conjugates

Secondary 2

3 marks

TGM Original Questions

Factorise completely \(\frac1{25}p^2-\frac9{16}q^2\).[3]

Solution:

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Answer:\(\dfrac{\left(4 p - 15 q\right) \left(4 p + 15 q\right)}{400}\)

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