Hanah's necklace is 10 1/5 inches long. Erin's necklace is 2 2/3 times as long. About how long erin's necklace

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.

For the equations below which statement is true ?

If you are just building your payment history, how many points from a perfect score will you possibly miss?