Matching Trigonometric Expressions In Exercises 21-26, match the trigonometric expression with one of the following. () - 1 (c) cot x (a) secx (e) - tan x (f) sin x (d) 1 22. tan x csc x 21. sec x cos x 23. cot2 x - csc2 x 24. (1 - cos2 x) (csc x) sin(-x) 26. sin[( T/2) - x] 25. cos(- x cos[(TT/2) - x Matching Trigonometric Expressions In Exercises 27-32, match the trigonometric expression with one of the following. (a) csex (b) tan x (c) sin2 x (d) sin x tan x (e) sec2 x (f) sec2 x + tan x 27. sin x sec x 28. cos2 x(sec2 x - 1) 29. sect x - tan x .OV sala 30. cot x sec x 31. sec- x - 1 sin x 32. COS2[(7/2) - x] Isueulli slushy Judge COS X Simplifying a Trigonometric Expression In Exercises 33-44, use the fundamental identities to simplify the expression. Use the table feature of a graphing utility to check your result numerically. noisegigs spoil gnizu vil 34. cos B tan B 35. sin o(csc d - sin d) 36. sec2 x(1 - sin2 x)Using Trigonometric Identities In Exercises 79-84, find the indicated trigonometric value in the specified quadrant Quadrant Function Trigonometric Value IV / 79. sin 0 = - cos 0 80. cot 0 = -3 II sin 0 81. csc 0 = - 2 IV cot 0 82. cos 0 = tgas I sec 0 83. sec 0 = - III tan 0 84. tan 0 = - IV csc 038. sec 0 CSC X CSC 0 37. cot r sin a tan2 40. 0 tan a sec2 19. sec a