Graphs and their gradients

Which blue graph could be the gradient function of the red graph?

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Which blue graph could be the gradient function of the red graph?

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Which blue graph could be the gradient function of the red graph?

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Which blue graph could be the gradient function of the red graph?

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If the red graph is f(x), which blue graph could be f'(x)?

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If the red graph is f(x), which blue graph could be f'(x)?

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If the red graph is f(x), which blue graph could be f'(x)?

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If the red graph is f(x), which blue graph could be f'(x)?

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If the red graph is y, which graph could be ^dy/_dx ?

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If the red graph is y, which graph could be ^dy/_dx ?

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