Question

9x square + 12xy + 4 y square factorise the following using suitable identity​

Answer 1

Step-by-step explanation:

9x² + 4y² + 12xy

(3x)² + (2y)² + 2 × 4x × 3y

a² + b² + 2ab = ( a+b )²

Compare both ghe equation, then we get,

a = 3x

b = 2y

( 3x + 2y )²