Chapter 7 Class 12 Integrals
Concept wise

Ex 7.3, 17 - Integrate sin3 x + cos 3 x / sin2 x cos2 x - Ex 7.3

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Ex 7.3, 17 sin 3 + cos 3 sin 2 cos 2 sin 3 + cos 3 sin 2 cos 2 = sin 3 sin 2 cos 2 + cos 3 sin 2 cos 2 = sin cos 2 + cos sin 2 = sin . 1 cos + cos . 1 sin = tan . sec + cot . cosec = sec tan + cot cosec = sec + + = +

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo