trig exam 2 Flashcards
1
Q
domain of arcsin
A
[-1,1]
2
Q
domain of arccos
A
[-1,1]
3
Q
domain of arctan
A
(-oo,oo)
4
Q
range of arcsin (quadrants)
A
[-pi/2 , pi/2]
Q1 and Q4
5
Q
range of arccos (quadrants)
A
[0, pi]
Q1 and Q2
6
Q
range of arctan (quadrants)
A
(-pi/2 , pi/2)
Q1 and Q4
7
Q
sin u =
A
1 / csc u
8
Q
cos u =
A
1 / sec u
9
Q
tan u =
A
1 / cot u
10
Q
csc u =
A
1 / sin u
11
Q
sec u =
A
1 / cos u
12
Q
cot u =
A
1 / tan u
13
Q
sin u / cos u =
A
tan u
14
Q
cos u / sin u =
A
cot u
15
Q
sin^2 u + cos^2 u =
A
1
16
Q
1 + tan^2 u =
A
sec^2 u
17
Q
1 + cot^2 u =
A
csc^2 u
18
Q
sin (pi/2 - u) =
A
cos u
19
Q
cos (pi/2 - u) =
A
sin u
20
Q
tan (pi/2 - u) =
A
cot u
21
Q
cot (pi/2 - u) =
A
tan u
22
Q
sec (pi/2 - u) =
A
csc u
23
Q
csc (pi/2 - u) =
A
sec u
24
Q
sin (-u) =
A
-sin u
25
Q
cos (-u) =
A
cos u
26
Q
tan (-u) =
A
-tan u
27
Q
csc (-u) =
A
-csc u
28
Q
sec (-u) =
A
sec u
29
Q
cot (-u) =
A
-cot u
