Unit test Ch. 2 Flashcards
1
Q
Sinθ
A
y/r
2
Q
cosθ
A
x/r
3
Q
tanθ
A
y/x
4
Q
sin30
A
1/2
5
Q
sin45
A
1/√2
6
Q
sin60
A
√3/2
7
Q
sin90
A
1
8
Q
sin0
A
0
9
Q
cos0
A
1
10
Q
cos30
A
√3/2
11
Q
cos45
A
1/√2
12
Q
cos60
A
1/2
13
Q
cos90
A
0
14
Q
tan0
A
0
15
Q
tan30
A
1/√3
16
Q
tan45
A
1
17
Q
tan60
A
√3
18
Q
tan90
A
non defini
19
Q
Discriminant > 0
A
2 racines
20
Q
Discriminant < 0
A
Aucun racines
21
Q
Discriminant = 0
A
1 racine
22
Q
Si a>0
A
2 abscisses
23
Q
Si a<0
A
0 abscisses
24
Q
q=0
A
1 abscisse