Surface area using an explicit description: find the area of the following surfaces using an explicit description of the surface. the paraboloid z=2(x2+y2), for 0< =z< =8.

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?