How do I start?
Follow Math Help Forum on Facebook and Google+
Originally Posted by circuscircus How do I start? Start by expressing the question clearly. Presumably you want: integral arcsec(x) dx. Start by putting u=arcsec(x), then sec(u)=x, or 1/cos(u)=x. RonL
\ correct?
Should be: or some form thereof.
Originally Posted by circuscircus \ correct? No, it should be,
Where does xarcsecx come from? Also what happens to 1/2 x^2?
circus, you need to apply integration by parts
Hello, circuscircus! polymerase is absolutely correct . . . Integrate by parts . . . Then we have: . Trig Substitution: . . . Substitute: . . . and we have: . Back-substitute: .
Originally Posted by Soroban Here's another attempt Set the integral becomes to Back substitute and we are done.
View Tag Cloud