5. Determine the equation of the graph below using the sine function given below. One maximum point and a point on the equation of axis is given. Give exact values, no decimals! [T4] 4-. Determine the equation of the sinusoidal function shown in the graph below. 3. Determine an exact solution[s) for each equation in the interval x E [0, 27:]. sin2 x0.25 = 0 2. Given the function y = cos(x Jr) in the interval x e [0, 47r] , state each of the following: a] an interval where the average rate of change is a negative value (include a sketch) b) x-value(s) when the instantaneous rate of change is zero [refer to sketch above) 1. Explain whether or not csco - = 0 has a solution, using a graphical representation. 2