double and half relations Flashcards
(6 cards)
1
Q
2sinx cos x
A
sin2x=
2
Q
cos°x-sin°x
A
Cos2x=
3
Q
2Cos°x-1
A
Cos2x=
4
Q
1-2sin°x
A
Cos2x=
5
Q
1/2(1-cos2x)
A
sin°x =
6
Q
1/2(1+cos2x)
A
sin°x/2 =
