A rectangular box with no top is to have a square base and a…

A rectangular box with no top is to have a square base and a volume of 10 ft. The material for the base costs 29 cents/ft and the material for the sides costs 10 cents/ft. If denotes the length of one side of the base (in feet), find a function in the variable giving the total cost of materials used in constructing the box in cents.

A car screeches up to your station shortly before you hear a…

A car screeches up to your station shortly before you hear a frantic knock at the door. When you answer the door, a young woman tells you that her father is choking. The patient, a 60-year-old man, is clutching his throat. You ask him if he is choking, but he does not respond to your question. You should: