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Solve polynomial inequality Consider the following quadratic function and its graph. What is the solution of the following quadratic Ax) = x -4x-21 inequality? On

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Solve polynomial inequality

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Consider the following quadratic function and its graph. What is the solution of the following quadratic Ax) = x -4x-21 inequality? On a coordinate plane, a parabola opens up. It goes through x2 - 4x - 21 50 (negative 4, 8), has a vertex around (2, negative 21), and goes through (8, 8). O 6 8 O 6 2 0 2 6 O 6 0 2 4 6 O

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