Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Integration using trigo identities - sin^2,cos^2 etc formulae
Integration using trigo identities - sin^2,cos^2 etc formulae
Last updated at May 29, 2023 by Teachoo
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).