Trig Identities Flashcards
1
Q
sin2x + cos2x
A
1
2
Q
tanx
A
sinx/cosx
3
Q
cot2x
A
cosec2x - 1
4
Q
tan2x
A
sec2x - 1
5
Q
secx
A
1/cosx
6
Q
cosecx
A
1/sinx
7
Q
cotx
A
1/tanx OR cosx/sinx