Help with a very difficult integration question?

[Emma443]

So I've been given this question and I honestly don't even know where to start on it.
int(2/cosx - sinx) dx
the limits are between 0 and -pi/4

Please help!!!

 

[pka]

So I've been given this question and I honestly don't even know where to start on it.
int(2/cosx - sinx) dx
the limits are between 0 and -pi/4

Please help!!!

Have a look at this.

 

[Emma443]

Have a look at this.

erm is there a way of doing it without hyperbolic functions because we haven't covered those yet :/