Send the following on WhatsApp
Continue to ChatEx 5.2, 5 - Chapter 5 Class 12 Continuity and Differentiability (Important Question) https://teachoo.com//3661/1816/Ex-5.2--5---Differentiate-sin(ax-b)-cos(cx-d)---Class-12-CBSE/category/Chapter-5-Class-12th-Continuity-and-Differentiability/