Abox is contructed out of two different types of metal. the metal for the top and bottom, which are both square, costs $5 per square foot and the metal for the sides costs $4 per square foot. find the dimensions that minimize cost if the box has a volume of 15 cubic feet.

Which letters from the table represent like terms? a and b b and c a and d b and d

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.