Find the perimeter of a polygon with sides 11 ft 7 ft 18-ft 22 ft 14 ft + 23 and 1/2 ft

What is f(3) for the quadratic functionf(x)=2x2 + x – 12? f -3g 3h 6i. 9

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Which expression is not a polynomial?