1]" Flnd 19. Sketch a graph of ft!) = 439C (5) a] tan1(1) a: b) sin (sin1 (a) Y 5 c] cos1 (sin (3%)) .1 d) sin1 (sin. (5%)) 2 -20 -|.5 -l0 5 5 L0 -2 18. Jessica ran from the point A to B then B to C as shown in the following picture. Find the total distance that Jessica ran. 4 c [2' .6 .3 a) Write the period of this function. e b)Write the domain of this function. c] Write the range of this function. d)Write the equations of the asymptotes. 110:":0551'3 20. Prove the identity 1sin9 + cos!) _2 H '2' 059 1 sin _ sec