Pure - Compound Angle Formula Flashcards
1
Q
What is sin(A+B)?
A
sin(A)cos(B) + cos(A)sin(B)
2
Q
What is sin(A-B)?
A
sin(A)cos(B) - cos(A)sin(B)
3
Q
What is cos(A+B)?
A
cos(A)cos(B) - sin(A)sin(B)
4
Q
What is cos(A-B)?
A
cos(A)cos(B) + sin(A)sin(B)
5
Q
What is tan(A+B)?
A
6
Q
What is tan(A-B)?
A
7
Q
What is cos(90-x)?
A
sin(x)
8
Q
What is sin(90-x)?
A
cos(x)
9
Q
What is the double angle formula of sin?
A
10
Q
What is the double angle formula of cos?
A
11
Q
What is the double angle formula of tan?
A
