Factorise using appropriate identity — task. Maths CBSE Mentoring, Class 9 Mentoring product.

The factors of the polynomial

81 x^{2} + 18 x y + y^{2}

using appropriate algebraic identity are

(i i + y) (i x + i)

[Note: Enter the coefficient followed by the variable in the answer box.]

Did you find an error?

2. Factorise using appropriate identity