Click here👆to get an answer to your question ️ Prove that inttan x sec ^2x √(1 tan^2x)dx = 1/3 ( 1 tan ^2x )^3/2 Join / Login >> Class 12 >> Maths >> Integrals >> Integration by Substitution If ∫ (tanx/ (1 tanx tan2x))dx = x k/ (√Atan1( (Ktanx 1)/√A)) C (C is a constant of integration), then the ordered pair (K, A) is equal to (A) (2, 1) (B) (−2, 3) (2, 3) (D) (−2, 1) indefinite integration jee jee mains Please log in or register to add a commentIf you let u=tanx in integral (tan^2)x you get integral u^2 dx which is not (u^3)/3 c since du= sec^2x dx You must log in or register to reply here
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