y cube_3ax square +x cube=0 P T d square y÷d x square = -2a square s square ÷y raised to 5 Share with your friends Share 0 Pooja Khanna answered this Please follow the link: https://www.meritnation.com/ask-answer/question/if-y3-3ax2-x3-then-prove-that-d2y-dx2-2a2y2-y5/continuity-and-differentiability/5282700 0 View Full Answer