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(49. Show that the function (x2 +3 for x < 1 f(x) = 10 - x for 1 < x <2 6x - x2 for x > 2 is continuous for x + 1, 2. Then coIn Exercises 51–54, sketch the graph of f. At each point of discontinuity, state whether f is left- or right-continuous. 61.

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