In Exercises 1015, sketch the graph of the function. (Include two full periods.) 10. g(x) = 2 sin(x f) 11. x) = tan 4x 12. f(x) = % scc(x , 77) 13. ftx) = 2 005(17 , 2x) + 3 l4. Jx) = 2 csc(x + g) 15. ftx) = 2 cot(x g) In Exercises 16 and 17, use a graphing utility to graph the function. If the function is periodic, nd its period. 16. y : sin 217x + 2 cos 7ch 17. y : 657m\" cos(0.251), 0 S t S 32 18. Find cab, and c for the function ftx) : asin(bx + c) such that the graph off matches the graph at the right. 19. Find the exact value of tan(arccos %) without using a calculator. In Exercises 2022, use a graphing utility to graph the function. 20. f(x) = 2 arcsin(l ) 21. f(x) = 2 arccos x 22. f(x) = arctan i 3" 2 23. A plane is 160 miles north and 110 miles east of an airport. What hearing should be taken to fly directly to the airport? 7677 Figure for 18 Sir