Match each of the equations with their corresponding graph. a) y = x + 2x2 - 1
b) y = 2x² – X-3
c)y= 1 +
d) y = 2 - 3x2 – x3

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.

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Simplify the expression 10/11(22z) + (a+5) -1