Please solve : Factorise the following 9(X+y)whole square -x square Share with your friends Share 0 Abhishek Kumar answered this 1 View Full Answer Ahmad answered this answer 0 Sahaj Garg answered this 9(x+y)^2 - x^2 9 *x^2 + y^2 + 2xy - x^2=9 * y^2 + 2xy 0