Chapter 7 Flashcards
1
Q
7.1
Tan =
A
Sin/cos
2
Q
7.1
Cot=
A
Cos/sin
3
Q
7.1
Csc =
A
1/sin
4
Q
7.1
Sec=
A
1/cos
5
Q
7.1
Cot=
A
1/tan
6
Q
Sin^2 + cos^2 =
A
1
7
Q
Tan^2 + 1 =
A
Sec^2
8
Q
1 + cot^2 =
A
Csc^2
9
Q
Sin (-theta) =
A
- sin (theta)
10
Q
Csc (-theta) =
A
- csc theta
11
Q
Cos (-theta) =
A
Cos theta
12
Q
Sec (-theta)
A
Sec theta
13
Q
Tan (-theta) =
A
-Tan theta
14
Q
Cotan (-theta)
A
- cot theta
15
Q
7.2
Cos (a + B) =
A
Cos a cos B - sin a sin B
16
Q
7.2
Cos (a - B) =
A
Cos a cos B + sin a sin B
17
Q
7.2
Sin (a + B) =
A
Sin a cos B + cos a sin B
18
Q
7.2
Sin (a - B) =
A
Sin a cos B - cos A sin B
19
Q
7.2
Tan (a + B) =
A
Tan a + tan B / 1 - tan a tan Bh
20
Q
7.2
Tan (a - B) =
A
tan a - tan B / 1 + tan a tan B
