Demonstrate understanding of the concepts of relations and functions. Understand functions and select, convert flexibly among, and use various representations for them. Identify linear points on a coordinate grid and name them. Determine the equation for a linear function from a graph or from coordinates. Recognize non?linear points that form a parabola and estimate the graph of the curve. Find the equation for a parabola given some of the coordinate points. Distinguish between the features of a linear, quadratic and exponential graph and their equations.

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