Download Use the given information to determine the exact trigonometric value

7-1 Basic Trigonometric Identities
Name_________________________
Use the given information to determine the exact trigonometric value.
6
, find tan 
3
1. If cos  =
1
, find csc 
4
2. If cot  = 
3. If sin  =
1
, find csc 
2
4. If tan  = 4, find sec 
5. If csc  =
5
, find cos 
3
Express each value as a trigonometric function of an angle in Quadrant I.
6. cos
13
6
8. csc(-930°)
7. tan(-315°)
9. sin
10
9
Simplify each expression.
10.
tan 
sin 
11. cot  tan  + sin  sec 
12. (1 + sin  )(1 - sin  )
13.
cot x sin x
csc x cos x
14. csc x – cos2 x csc x
15.
tan x  cos x  sin x tan x
sec x  tan x