Question

evaluate indefinite integrals

intergral tan^2x Sec^2x dx

Answer 1

let tax x = z

hope this helps ?

Answer 2

you mean tanx= z?

Answer 3

yep..the very same! o.O

Answer 4

okay, then how do I proceed from there?

Answer 5

if tanx =z
what will be the value of dx/dz ?

Answer 6

would you mind writing down the whole problem and explaining it ? I am getting confused

Answer 7

ofcorse i'd mind!:P

i can only help..its you who got to try on your own! :D

Answer 8

Well, to try it I should have an idea about where and how to start it. So can you at least tell me how to start the problem

Answer 9

you even done substitution problems before?


for example, if i ask you

integrate (2x / (x^2 +1)) .. how will you do it ?

Answer 10

No I have not done that

Answer 11

then you should begin from the beginning.. you should not attempt these kinda problems for now..start from the basics..

Answer 12

hmmm..