![Ex 7.2, 4 - Chapter 7 Class 12 Integrals - Part 2](https://d1avenlh0i1xmr.cloudfront.net/e1bf89cc-25ca-457a-b2a6-28cdbb91c983/slide8.jpg)
Ex 7.2
Last updated at April 16, 2024 by Teachoo
Ex 7.2, 4 Integrate the function: sin . sin (cos ) Step 1: Let cos = Differentiating both sides . . . sin = / = /( sin ) Step 2: Integrating function 1 sin . sin (cos ) . Putting values of t & dt = 1 sin . sin . /( sin ) = 1 sin . = ( cos + ) =cos + Putting = = ( )+