The concentration of water is higher in the soil than in plant root cells. Water
moves into root cells of a plant by.

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.

Polynomial that can be factored as (3x-4)(3x+4)

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)