The graphing utility screen shows the graph of y = 4x² - 8x + 7.a. Use the graph to describe the solution set of 4x² - 8x + 7 7 0.b. Use the graph to describe the solution set of 4x² - 8x + 7 6 0.c. Use an algebraic approach to verify each of your descriptions in parts (a) and (b).

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M y = 4x² - 8x + 7 [-2, 6, 1] by [-2, 8, 1]