Which statement best describes f(x)= 2x^3+ 2x^2-x

Quick! what is the area of this trapezoid?

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?