Trigonometry Flashcards
1
Q
cos (pi/6)
A
sqrt(3)/2
2
Q
sin (pi/6)
A
1/2
3
Q
cos (pi/4)
A
sqrt(2)/2
4
Q
sin (pi/4)
A
sqrt(2)/2
5
Q
cos(pi/3)
A
1/2
6
Q
sin (pi/3)
A
sqrt(3)/2
7
Q
derivative of sine
A
cosx
8
Q
derivative of cosine
A
-sinx
9
Q
derivataive of tan
A
sec^2(x)
10
Q
Amplitude
A
|A|
highest/lowest points of crests/troughs
11
Q
period
A
2pi/|P| whatever is multiplying the x in sin/cos(Px)
the larger the number; the smaller the spaces between the crests/troughs are.
smaller the number vice versa
12
Q
shifts
A
(x-pi/4)
x-pi/4=0; x= pi/4 shifted to the right.`1
