9. What is the period of the function y=3tan 5x ? d) - a) 10 c) 5 10 10. Over the interval O S x S 27 , how many x-intercepts does the function y=3 sin 4x have? a) 3 6 ) 4 c) 9 d) 4 11. Determine the equations of the asymptotes of the function y = tan cx, c > 0. -; ne Z a) x = -" ; nez b)x="; nez c) x = 1+ " ; nez d) x = nann. 2c C 12. The graph of a sinusoidal function has a maximum point at (2,5) and the closest minimum point to this at (6,-1). Which of these equations corresponds to this function? a.) y = -3sin ~ x +2 b ) y = - 3sin x + 2 c) y = 5sin x d) y = 3sin ~ x + 2 13. Given the function y = q sin x + r , where q and r are positive constants, determine the range of the new function formed if q is multiplied by -3. a) q - 3r sys q+3r b) r-39sysr+39 c ) r - 69 Sysr+69 d) q - 6r sys q+ 6r 14. Which equation corresponds to this graph? a) y = 2sin(x+ )+1 b) y = 2sin(x+2)-1 c) y = 2sin(x -2) +1 4' d) y = 2sin(x --)-1