-9 -8 (-inf,) -7 -6 -5 -4 -3 a. Select an x-value in the first interval, (-∞, - 2/2 ): -2 -1 Evaluate the function f(x) at your selected x-value: Will f(x) be positive or negative on the first interval? ? ↑ b. Select an x-value in the second interval, (-1,00): 0 And evaluate the function f(x) at your selected x-value: Will f(x) be positive or negative on the second interval? ? î 0 1 2 {,inf} 3 4 5 6 7 8 9

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