How does the area of a circle change if the if the radius is multiplied by factor of n where n is a whole number?

H(x)=4x2-5x h(-3) what is the answer?

100 points, hi, i’m not sure how to get the equation from the graph and table.

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?