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Interpreting Quadratic Functions in Standard Form

Interpreting Quadratic Functions in Standard Form 1.2 - Solution

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When we have a quadratic function written in standard form, we can determine the coordinate of its vertex by using the formula Let's consider our function. We see that and By substituting these values into the corresponding formula, we will obtain the coordinate of the vertex.
We can see that the error is the missing minus sign, so the correct coordinate of the vertex is and not