S _ShiFTy_ Member Joined Aug 7, 2005 Messages 185 Gender Male HSC 2006 Jun 12, 2006 #1 y = tan<sup>-1</sup> f(x) y' = ? Whats the general equation when it comes to inverse tan?
R Riviet . Joined Oct 11, 2005 Messages 5,593 Gender Undisclosed HSC N/A Jun 12, 2006 #2 y'=f'(x)/(1+[f(x)]2)), can easily be derived using the composite function rule.
S _ShiFTy_ Member Joined Aug 7, 2005 Messages 185 Gender Male HSC 2006 Jun 12, 2006 #3 Hmmm..i thought there was supposed to be something different with tan<sup>-1</sup> compared to sin<sup>-1</sup> and cos<sup>-1</sup> Thx for the clearup
Hmmm..i thought there was supposed to be something different with tan<sup>-1</sup> compared to sin<sup>-1</sup> and cos<sup>-1</sup> Thx for the clearup
