Question: The first derivative of the function h is given by h' (x)=x-x+x. On which of the following intervals is the graph of h concave

The first derivative of the function h is given by h' (x)=x-x+x. On which of the following intervals is the

The first derivative of the function h is given by h' (x)=x-x+x. On which of the following intervals is the graph of h concave down? (-0.755, 0) A B C (0, 0.5) only (-0.455, ) -, -0.455)

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