integrate 1/Sqrt[ x^2-1]
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Originally Posted by guess please help...
integrate 1/Sqrt[ x^2-1] Try the change of variable:
if there other method??
Originally Posted by guess if there other method?? Why would you want another method, this change of variable makes the
All you need to know is that:
it's because i haven got to learn about cosh...
Originally Posted by guess it's because i haven got to learn about cosh... My good friend Mephistopheles suggests that I recommend that you try the
If you don't want to use hyperbolic functions because you don't know them, an alternative is using the identity to substitute .
It won't be as easy as with the hyperbolic functions, but I assume you do know these basic trigonometric functions.
I solved it using the trigo function substitution
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