In Problems 61-68, f(x) is continuous on (-, ). Use the given information to sketch the

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In Problems 61-68, f(x) is continuous on (-∞, ∞ ). Use the given information to sketch the graph of f.

f(x) + + + ND + + + 0 x f(x)   -2 -1 0 0 2 2 -1 0 + + + 2 3 0

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