Use the total-cost and total-revenue func-tions in Exercises 75 and 76 to find the rate at which to-tal profit is changing when items have been producedand sold.

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?