2) chloe lives in an area where she only runs the air conditioner during the 4 hottest months of the
year. the air conditioner runs for 7 hours per day at a cost of 25 cents per hour. how much does
she spend per year on utility bills for the air conditioner? (assume there are 30 days in a month)

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)