Which of the following expressions could be used to represent "three less than half a number"? • 1/2 - 3n
• 3 - 1/2n
• 3n - 1/2
• 1/2n - 3

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose