Circle the function that represents the marginal revenue (MR) function for this demand function: Q = 75 - 7P
Circle the correct formula for marginal revenue (MR)
A. MR = 19.57 - 0.44Q
B. MR = 21.74 - 0.44Q
C. MR = 26.09 - 0.44Q
D. MR = 33.33 - 0.66Q
E. MR = 30.00 - 0.4Q
F. MR = 10.71 - 0.28Q