Find the area of the shaded sector. Round to the nearest tenth. Need help

(hurry! ) which expression is equivalent to the following complex fraction?

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.

Two consecutive negative integers have a product of 30. what are the integers?