Graph these functions 43-46 along with a parent graph with each problem

In Exercises 43-52, determine the amplitude, period, and phase shift of each function. Then graph one period of the function. TT 43. y = Cos x 44. y = cos x + 2 2 45. y = 3 cos(2x - T ) 46. y = 4 cos(2x - TT )