Describe the error in the work shown.

plz help!!

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

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.

Is a positive integer raised to a negative power always positive