Calc Unit 2 Formulas Flashcards
0
Q
sin(A+B)
A
sinAcosB+cosAsinB
1
Q
Cos(a+b)
A
CosAcosB - sinAsinB
2
Q
sin2X
A
2sinXcosX
3
Q
tan2X
A
2tanX / (1 - tan^2X)
4
Q
Cos2X
A
cos^2X - sin^2X
2cos^2X - 1
1 - 2sin^2X
5
Q
sin(X/2)
A
+_square root of [(1 - cosX) / 2]
6
Q
cos(X/2)
A
+_square root of [(1+cosX) / 2]
7
Q
Tan(X/2)
A
(1-cosX) / sinX
sinX / 1+cosX
