Latest exam Aptitude Question SOLUTION: ((2x)^3(xy)^2) + (2xy)^2(-x)^3 = (8x^3)(x^2y^2)+(4x^2y^2)(-x^3) = 8x^5y^2-4x^5y^2 = 4x^5y^2 ((2x)^3(xy)^2)((2xy)^2(-x)