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Write the quadratic function in the form f(x) = a(x - h)2+ k. Then give the vertex of its graph f(x) =x2- 8x + 20 |
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Answer» Write the quadratic function in the form f(x) = a(x - h)2+ k. Then give the vertex of its graph f(x) = x2- 8x + 20 Solution: |
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