Function values of 90 and 0 Flashcards
Remember that tan and cot can be expressed as (sin/cos and cos/sin respectively, this explains why tan 90 is undefined while cot(90) is 0).
1
Q
sin(90)
A
1
2
Q
cos(90)
A
0
3
Q
sin(0)
A
0
4
Q
cos(0)
A
1
5
Q
tan(90)
A
undefined (infinity)
6
Q
cot(90)
A
0
7
Q
tan(0)
A
0
8
Q
cot(0)
A
undefined (infinity)
9
Q
sec(90)
A
undefined (infinity)
10
Q
csc(90)
A
1
11
Q
sec(0)
A
1
12
Q
csc(0)
A
undefined (infinity)
