2. Use first differences, second differences, and/or ratios to classify each relation as linear, quadratic, exponential, or none of these. a. X y -3 4.629 -2 2.778 -1 1.667 0 1.000 1 0.600 2 0.360 3 0.213 الا x y -3 9.2 -2 8.8 -1 8.4 08.0 1 7.6 2 7.2 3 6.8

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