- #1
bobsmith76
- 336
- 0
Homework Statement
I don't see how they're going from
sec x cot x to csc x
and
csc x tan x to sec x
The derivative of sec x is sec x tan x not csc x tan x
and the derivative of csc x is -csc x cot x
and if it's an identity then they didn't care to inform me of that at this website
http://www.sosmath.com/trig/Trig5/trig5/trig5.html