help pls Image transcription textFor problems 2 21, find the exact value (without a calculator) for each trigonometric expression. 12. sec 4 7 2.sin w/y 3 3. tan 13. sin 3 4. csc 14. tan aly 6 cot 3 7t 15. sin 6. tan 16. cos 1 7. cot (27) 17. tan (-1) 8. csc 5 TC 3 18.sin -1 _ V3 9. sec 19. sin (-1) 10. COs ( TE) 20. cos (1) 11. tan (0) 21. tan -(0) Show more MathTrigonometry MATH 250
