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Ex 7.2, 27 - Integrate root(sin 2x) cos 2x - Class 12 - Ex 7.2

Ex 7.2, 27 - Chapter 7 Class 12 Integrals - Part 2
Ex 7.2, 27 - Chapter 7 Class 12 Integrals - Part 3


Transcript

Ex 7.2, 27 2 cos 2 Step 1: Let sin 2 = Differentiating both sides . . . cos 2 . 2 = cos 2 . 2= 2 cos 2 = 2 cos 2 . = = 2 cos 2 Step 2: Integrating the function 2 cos 2 . putting 2 = & = 2 cos 2 = cos 2 . 2 cos 2 = 2 . = 1 2 . = 1 2 1 2 = 1 2 . 1 2 + 1 1 2 + 1 + = 1 2 3 2 3 2 + = 1 3 3 2 + = +

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.