Register to reply 
What is the first derivative of sec^2x? 
Share this thread: 
#1
May1006, 07:37 AM

P: 127

i know that d(sec ax)dx = a tan ax sec ax... help?



#2
May1006, 07:48 AM

HW Helper
P: 2,942

Apply chain rule. Specifically, [tex]\frac{d}{dx}{(f(x))}^2 = 2f'(x)f(x)[/tex]



#3
May1006, 07:57 AM

P: 127

duh *slaps forehead* thanks!



Register to reply 
Related Discussions  
Don't understand material derivative and and advective derivative  General Physics  5  
Replacing total derivative with partial derivative in Griffiths' book  Advanced Physics Homework  3  
Intuitively what's the difference between Lie Derivative and Covariant Derivative?  Differential Geometry  3  
Total derivative > partial derivative  Differential Equations  6  
Is the derivative equal to one over the derivative of the inverse?  Calculus  1 