1. Chapter 7 Class 12 Integrals (Term 2)
  2. Concept wise
  3. Integration using trigo identities - sin^2,cos^2 etc formulae

Ex 7.3, 23 - Chapter 7 Class 12 Integrals (Term 2)

Last updated at Aug. 9, 2021 by

Ex 7.3, 23 - Integration sin2 x - cos2 x / sin2 x cos2 x dx - Integration using trigo identities - sin^2,cos^2 etc formulae

  1. Chapter 7 Class 12 Integrals (Term 2)
  2. Concept wise

    3. Integration using trigo identities - sin^2,cos^2 etc formulae

    Integration using trigo identities - a-b formulae →

Transcript

Ex 7.3, 23 2 2 2 2 is equal to (A)tan x + cot x + C (B) tan x + cosec x + C (C) tan x + cot x + C (D) tan x + sec x + C sin 2 cos 2 sin 2 cos 2 = sin 2 sin 2 cos 2 cos 2 sin 2 cos 2 = 1 cos 2 1 sin 2 = sec 2 2 = tan cot + = tan + cot + Hence correct answer is (A).

Chapter 7 Class 12 Integrals (Term 2)
Concept wise

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