Which of the following is not a polynomial? a. -9/8 b. x^2 -9 c. 9/x + x/8 d. x^2 -9+8x

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)