11. Determine the exact value of sin- 3 a. -2 b. 3 C. 2 d. 12. Determine the exact value of cot a. b. C. d. 13. Use your calculator to determine the value of sin 3.11, to three decimal places. a. 0.031 b . 0.054 0.032 d. 0.005 14. Use your calculator to determine the value of cot4.25, to three decimal places. a. 2.006 b . 0.498 C. 0.074 d. 13.457 15. An equivalent trigonometric expression for sin - x| is a. sin x b. tan x C . COS X d. none of the above 16. An equivalent trigonometric expression for cos(-x) is a. sin x b. -sin x COS X d. -COS X 17. Which compound angle formula is the easiest to use to develop the expression cos @- sine? a. addition formula for sine subtraction formula for sine b. addition formula for cosine subtraction formula for cosine 18. Which graph of the following functions does not have vertical asymptotes? a. y = cotx b. y = sinx C. y = tan x d. y = sec x 19. The range of the graph of y = cos x is a. OSys2x C. -21 5 x 21 b. -1sys1 d . YER 20. The graph of ) = cos x can be obtained by translating the graph of ) = sinx a. rad to the right C. rad to the left b. rad to the right d. Trad to the left