## Part - 4 Lecture - 1 Chapter 7 Integrals

Booklets/Notes/Assignments are typed here on this website and their PDFs will be made available soon.

लेकिन

मन से हारा हुआ इंसान कभी नहीं जीत सकता

“मन के हारे हार है और मन के जीते जीत”

Advertisements

**Logic for this lecture: **

You can rationalise non-root functions also

Questions Discussed in this lecture:

49. \int \frac{1}{1+\cos x} , dx=\tan \frac{x}{2} +C

50. \int \frac{1}{1+\sin x} , dx =\tan x-\sec x+C

51. \int \frac{\sin x}{1+\sin x} , dx =\sec x-\tan x+x+C

52. \int \frac{\cos x}{1+\cos x} , dx = x-\tan \frac{x}{2} +C

Advertisements