1. Tardigrade
  2. Question
  3. Mathematics
  4. If ∫ ( dx /5+4 cos x )= a tan -1( b tan ( x /2))+ c, then-

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. If $\int \frac{ dx }{5+4 \cos x }= a \tan ^{-1}\left( b \tan \frac{ x }{2}\right)+ c$, then-

Integrals

Solution:

Correct answer is (b) $a =\frac{2}{3}, b =\frac{1}{3}$