5.4/5.5 Flashcards
0
Q
Pi over 4 unit circle
A
Pi over 4
3pi over 4
5pi over 4
7pi over 4
1
Q
Pi over 6 unit circle
A
Pi over 6
5pi over 6
7pi over 6
11pi over 6
2
Q
Pi over 3
A
Pi over 3
2pi over 3
4pi over 3
5pi over 3
3
Q
Sin(A+-B)=
A
SinACosB +- CosASinB
4
Q
Cos(A+-B)=
A
CosACosB -+ SinASinB
5
Q
Tan(A+-B)=
A
TanA+-TanB/ 1-+ TanA*TanB
6
Q
Sin2A=
A
2SinA*CosA
7
Q
Tan2A=
A
2TanA/ 1-Tan^2 A
8
Q
Cos2A=
A
1-2Sin^2 A or
Cos^2 A - Sin^2 A or
2Cos^2 A -1
