Which of the following represents a possible combination of books that Derek can buy? A. (-2, 15)

B. (0, 10)

C. (2, 5)

D. (3, 5/2)

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?