In your lab, a substance's temperature has been observed to follow the function T(x) = (x + 5)^3 + 7. The turning point of the graph is where the substance changes from a liquid to a solid. Using complete sentences in your written answer, explain to your fellow scientists how to find the turning point of this function, which is similar to the vertex of a quadratic function. Help!?

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anonymous · Answer

How do I find the vertex of a quadratic function?