1 Answer | Add Yours
`= ((d/(dx) cos x)*1 - cosx * d/dx(1))/(cos^2(x))`
`= sec(x) tan(x)`
We’ve answered 319,674 questions. We can answer yours, too.Ask a question
We have a Math tutor online right now to help you!
To chat with a tutor, please set up a tutoring profile by creating an account and setting up a payment method. If you initiate a chat, please note you will be charged $0.50 a minute for tutoring time.