Acircle is defined by the equation given below.
x2 + y2 –x- 2y - 11/4 = 0
what are the coordinates for the center of the circle and the length of the radius?
á (-1/2,-1), 4 units
b. (1/2,1), 4 units
c. (1/2,1), 2 units
d. (-1/2,-1), 2 units

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .