NCERT Exercise 7.9 Q7 - Integrals

Question: Evaluate int_{-1}^2 dx/(x^2 + 2x + 5).

Answer: (1/2)(tan^{-1} 2 - tan^{-1}(-1/2))

Full step-by-step NCERT solution with diagrams on Something by Zero.

All Chapter 7 solutions