1
Q
sin^2(x)
A
(1-cos2x)/2
2
Q
cos^2(x)
A
(1+cos2x)/2
3
Q
tan^2(x)
A
(1-cos2x)/1+cos2x
4
Q
sin(x/2)
A
sqrt((1-cos2x)/2)
5
Q
cos(x/2)
A
sqrt((1+cos2x)/2)
6
Q
tan(x/2)
A
+sqrt((1-cosx)/1+cosx)
-sqrt((1-cosx)/1+cosx)
(sinx)/1+cosx
(1-cosx)sinx
Trig identities
flashcards
Decks in class (5)
# Cards
