5.1 Reciprocal, Quotient, and Pythagorean Identities
2. cscx tanx to secx
4. cscx tanx cosx to 1
6. cos x cscx secx to cotx
8. sinx + cotx cosx to cscx
10. secx - cosx to sinx tanx
12. cosx(secx + cosx csc x) to csc x
14. (secx - 1)(secx + 1) to tan x
16. (1 - tanx) to sec x - 2tanx
18. (cosx - secx) to tan x - sin x
20. 1 - cos x
tanx
22. 1 + cot x
sec x
24. cscx
cosx
cosx
sinx
to sinx cosx
to cot x
to tanx
26.
1
secx - tanx
1
secx + tanx
to 2secx