Which of the following ordered pairs could Maggie add to the graph

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.

Closing a credit card usually _your debt ratio. a. increasesb. decreasesc. improvesd. has no effect on

Which expression is not a polynomial?