Trigonométrie Flashcards
1
Q
Sin(a+b)
A
Sina.cosb + cosa.sinb
2
Q
Sina.cosb + cosa.sinb
A
Sin(a+b)
3
Q
Sin(a-b)
A
Sinacosb-sinbcosa
4
Q
Sinacosb-sinbcosa
A
Sin(a-b)
5
Q
Cos(a+b)
A
Cosacosb-sinasinb
6
Q
Cosacosb-sinasinb
A
Cos(a+b)
7
Q
Cos(a-b)
A
Cosacosb+sinasinb
8
Q
Cosacosb+sinasinb
A
Cos(a-b)
9
Q
Sin2x
A
2sinxcosx
10
Q
2sinxcosx
A
Sin2x
11
Q
Cos2x
A
2cos^2(x)-1
cos^2(x) - sin^2(x)
1-sin^2(x)
12
Q
2cos^2(x)-1
cos^2(x) - sin^2(x)
1-sin^2(x)
A
Cos2x
13
Q
Cos^2(x)
A
(1+cos(2x))/2
14
Q
(1+cos(2x))/2
A
Cos^2(x)
15
Q
Sin^2(x)
A
(1-cos(x))/2
