Pls help this is factoring... 100 points

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.