Let $y=\tan^2(\arccos(x))$.
- Find $dy/dx$ using the chain rule.
- Find another expression for $y$ which does not mention
trig functions. (Hint: Draw a triangle.)
- Find $dy/dx$ from your expression in part b). How does
it compare with your answer in part a)?
Tags: t1,c2,A,G,chain-rule,trig-functions,inverse-trig-functions,multiple-solutions
This is a subset of
mike12-007. –
Eric Hsu 2008-07-22 23:26