Factorise the given expression — task. Maths CBSE Live product, Class 9 (2026-27).

What are the factors of the expression

(\frac{p^{2}}{81} - q^{2})

Ans:

(\frac{i}{i} - i) (\frac{i}{i} + i)

Did you find an error?

2. Factorise the given expression