Evaluate the following expression.
28 – 10 – 15 = 3 =
and this is the order of operations

Answer this question only if you know the answer! 30 points and

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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.