Pure Flashcards
1
Q
sin^2x + cos^2x
A
1
2
Q
tanx
A
sinx/cosx
3
Q
1 + cot^2x
A
cosex^2x
4
Q
tan^2x + 1
A
sec^2x
5
Q
cotx
A
1/tanx or cosx/sinx
6
Q
cosecx
A
1/sinx
7
Q
secx
A
1/cosx
8
Q
sin2x
A
2sinxcosx
9
Q
cos2x
A
cos^2x - sin^2x
2cos^2x - 1
1 - 2sin^2x
10
Q
tan2x
A
2tanx/1-tan^2x
