I have to find the volume of a cube 4 in width 4 in height and 4 in length

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

What is the value of x in the following equation. -x ^3/2 = -27

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?