Explain the difference between the Umayyad and Abbasıd Caliphates as described in source 1​

Which expression can be used to find the difference of the polynomials? (10m – 6) – (7m – 4)

How can firms use marginal analysis to determine the price of a product? a) profit maximization can occur when the marginal cost exceeds the marginal revenue. b) the total cost of production can determine the individual unit price of a product. c) marginal analysis can be used to determine at what price profit maximization occurs. d) firms can calculate the marginal cost of a product and set the price lower than the cost.

Do you want free brainliest and free points? answer this drivers ed question correctly and ill give you both : ) how can you count following distance? a. look for a moving object and count the seconds it takes for you to pass it after the car you are following has passed it. b. look for a stationary object and count the seconds it takes for you to pass it after the car you are following has passed it. c. look for the rear wheels of the car in front and count the number of rotations. d. look for the stripes on the road and count them as you pass by.