Accurately graph the polynomial function using the features of the graphing calculator. F(x)= -x+ 4x2 – 2x + 1

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

If y varies as x, and y=8 as x=4 what will be the value of y if x=2

Can you simplify this expression -2b - 6 + 3b -2