What you REALLY need to get down for test 1 Flashcards
1
Q
tan = _____\_____
A
sin/cos
2
Q
cos (angle) = _____
A
sin (complementary angle)
3
Q
sin^2 + cos^2 = ____
A
1
4
Q
sec(angle) - 1 = __
A
tan(same angle)
5
Q
Period of cos & sin
A
2pi
6
Q
Is cos even or odd
A
Even: cos(-angle) = cos(angle)
