30 points please help!!

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

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.

Is it greater than or less than7*3_9*2