Hii please help i’ll give brainliest if you give a correct answer!

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.

Write the point slope form of the equation of the line passing through the points (-5, 6) and (0.1).

When 60% of a number is added to the number the result is 192 what is the bumber