Find the measure of each variable. for each circle, the dot represents the center

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

How do i do this? i don’t understand

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.