Task 3:
Answer the following questions by including the steps and formulas:
(a) Write the equation sine or cosine function with the given properties:
Midline =5, amplitude = 13, period =2?, and phase shift = 0.
(b) For a trigonometric equation y = 15 tan (?x/3 + 2) , find its stretching factor, period, phase shift, vertical asymptotes, and domain.
(c) Find the coordinates of points a, b, c, d, e and f on the following graph, stating the graph represents either a sine or cosine function.