What is the most precise measurement?

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.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)