X-12÷6=9 what does it mean i don't under stand pleas do work

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.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Which of the functions graphed below has a removable discontinuity?