Distance formula (-7,-8),(-6,7)

What is the pattern in the values as the exponents increase?

1foot = 12 inches; 1 yard = 3 feet

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.