The critical points of a rational inequality are -1, 3, and 4. Which set of points can be tested to find a complete solution to the inequality?
O x= 1 and x= 3.5
O x=-1, *= 3, and x = 4
O x=-2, * = 2, and x = 5
OX=-3, *=1,x=3.5, and x = 5

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.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

A50% increase followed by 33 1/2% decrease