solve please Share with your friends Share 0 Rishabh Mittal answered this Dear Student , Here is the similar link for your query : https://www.meritnation.com/ask-answer/question/find-dy-dx-whenx-a-1-cos-theta-y-a-theta-si/continuity-and-differentiability/8813269 We hope the above link will help you in clearing the doubt . Regards -1 View Full Answer