To Mr. Astramathsandphysics

[Uchia]

can you please show me how to prove the rules of the integration for the following

tanx= ln (secx) + C

secx= ln (secx + tanx) + c

cotx= ln (sinx) + c

cosecx= -ln(cosecx + cotx) + c


and thank you very much

[elemis]

http://math2.org/math/integrals/tableof.htm

[Uchia]

Ari Ben Canaan thank u very much