pewro-an expression of the form x to the nth power engar-the difference between the greatest and the least values of a set of data atre-the ratio of two measurments having different units of measure triao-a comparison of two numbers by division pircoracle-the multiplicative inverse of a number onrietal-a set of ordered pairs sotro-the solutions of a quadratic equation amlpes-some portion of a large group selected to represent that group msailri-having the same shape but not necessarily the same size psoel-the ratio of the change in the "y" coordinates cooresponding to the change in the "x" coordinates olutinos-a replacement value for the variable in an open sentence oesrr oautq -one of two equal factors of a number ertm-a number,variable,or product ioatnartlsm-a transformation in which a figure is slid in any direction nuoni-a graph of a compound inequality vreiblaa-symbols usedf to specify an unidentified number txvere- maximum or minimum point of a parabola