Me plz im very confused for what value(s) of x does sin(x) = 1? -90° 270° all of the above none of the above 2 points question 66 the y-value of y = sin(x) when x= -360° is y = 0. true false 2 points question 67 the y-value for y = cos(x) when x = -90° is 0. true false 2 points question 68 for what value(s) of x does cos(x) = -1? -360° 360° all of the above none of the above 2 points question 69 the y-value of y = tan(x) when x = -90° and x = 90° is 0. true false 2 points question 70 what is the y-value for y = tan(90°)? - negative one-half one-half 1 undefined