Which of the following are roots of the polynomial function?
F(x) = x2 - 6x2 + 7x-2

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Which ordered pair is the best estimate for the solution of the system of equations? the graph of the system of equations : y = 3/2x +6 and y=1/4x - 2 , -3) .5, -3.5) , -4) , -3.5)