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The coordinates of the turning point and the equation of the line of symmetry can be found by writing the quadratic expression ... 3)\) and so the graph will cross the \(x\)-axis at \(x = -1 ...
The coordinates of the turning point and the equation of the line of symmetry can be found by writing the quadratic expression ... 3)\) and so the graph will cross the x-axis at \(x = -1\) and ...
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