The graph of f is shown. Apply Rolle's Theorem and find all values of c such that f '(c) = 0 at some point between the labeled intercepts. (Enter your answers as a comma-separated list.) f(x) = x² + 4x - 45 C=5,-9 -40 (-9,0) -20 20- (5.0) 20 x 40 X

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A: Topic = Derivative

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A: Topic- differential equation