(b) Graph each of the following. • The circle C • All tangent lines to C at x=4 To graph a tangent line, first plot two points on the line using the button. Then draw the line passing through those points. О V FA G Consider the circle C defined by the following equation. x²+y2-10x+2y+22=0 Complete the parts below. dy (a) Find dx If there is more than one answer, separate them with commas. Choose "Undefined" if the expression doesn't exist. Write exact values, not decimal approximations. dy dx = -0 号 Q 0,0,... Undefined x G 筍