Factorise the given polynomial — task. Mathematics State Board, Class 9.

PDF chapter test TRY NOW

x^{2} - \frac{y^{2}}{4}

\(=\)

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

[Note: Insert answer as per the order of the suitable identity.]

Did you find an error?

10. Factorise the given polynomial