# Ex 7.3, 18

Last updated at March 11, 2017 by Teachoo

Last updated at March 11, 2017 by Teachoo

Transcript

Ex 7.3, 18 (cosโก2๐ฅ + 2 sin^2โก๐ฅ)/cos^2โก๐ฅ ๐๐ฅ โซ1โ(cosโก2๐ฅ + 2 sin^2โก๐ฅ)/cos^2โก๐ฅ ๐๐ฅ =โซ1โ(1 โ 2 sin^2โก๐ฅ + 2 sin^2โก๐ฅ)/cos^2โก๐ฅ ๐๐ฅ =โซ1โ1/cos^2โก๐ฅ ๐๐ฅ =โซ1โsec^2โก๐ฅ ๐๐ฅ =๐ญ๐๐งโก๐+๐ช

Ex 7.1, 10
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Ex 7.1, 18 Important

Ex 7.1, 20 Important

Ex 7.2, 20 Important

Ex 7.2, 26 Important

Ex 7.2, 35 Important

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Ex 7.3, 6 Important

Ex 7.3, 13 Important

Ex 7.3, 18 Important You are here

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Example 9 Important

Example 10 Important

Ex 7.4, 8 Important

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Example 15 Important

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Ex 7.7, 5 Important

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Example 25 Important

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Ex 7.10, 4 Important

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Example 30 Important

Example 34 Important

Example 36 Important

Ex 7.11,8 Important

Ex 7.11, 18 Important

Example 40 Important

Example 41 Important

Example 44 Important

Misc 18 Important

Misc 8 Important

Misc 19 Important

Misc 24 Important

Misc 30 Important

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Misc 41 Important

Misc 44 Important

Integration Formula Sheet - Chapter 7 Class 12 Formulas Important

Class 12

Important Question for exams Class 12

- Chapter 1 Class 12 Relation and Functions
- Chapter 2 Class 12 Inverse Trigonometric Functions
- Chapter 3 Class 12 Matrices
- Chapter 4 Class 12 Determinants
- Chapter 5 Class 12 Continuity and Differentiability
- Chapter 6 Class 12 Application of Derivatives
- Chapter 7 Class 12 Integrals
- Chapter 8 Class 12 Application of Integrals
- Chapter 9 Class 12 Differential Equations
- Chapter 10 Class 12 Vector Algebra
- Chapter 11 Class 12 Three Dimensional Geometry
- Chapter 12 Class 12 Linear Programming
- Chapter 13 Class 12 Probability

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.