x=sin3t÷√cos2t
Y= cos3t÷√cos2t
Hello Geetha,
Please check Ex 5.6, 7 of Chapter 5 Class 12 Continuity and Differentiability here https://www.teachoo.com/3691/702/Ex-5.6--7---Find-dy-dx--x-=-sin3-t--root-cos-2t---CBSE/category/Ex-5.6/