sketch this curve given in terms of the parameter alpha
x = cos alpha, y = sin alpha
i got x= 0 for y = 1, -1 and y = 0 for x = 1,-1 but from here i dont know how to sketch the graph! any suggestions?
sketch this curve given in terms of the parameter alpha
x = cos alpha, y = sin alpha
i got x= 0 for y = 1, -1 and y = 0 for x = 1,-1 but from here i dont know how to sketch the graph! any suggestions?
Obviously you are using degrees as argument of the trigonometric functions. So choose those values of where you know the trig values: