Determine the coordinate of the vertex of the parabola

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(a) Determine the coordinate of the vertex of the parabola y = -2x2 - 4x + 8 and sketch its graph.

(b) From your sketch, determine the graph s approximate intercepts, find them exactly and compare.

(c) From your sketch, determine the approximate solution of - 2x²- 4x + 8 = 6 and compare your approximate solutions with the exact solution.

Reference no: EM131175688

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