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Consider the graph of y = f(x). 2 10 -9 Which of the following represents the sign chart or signs for f"? O O + + + + + +- - - + +++- - - --++++ -6 -5 -4 -3 -2 -1 0 1 2 3 4 56 6 -5 - 4 -3 -2 - 1 0 1 2 3 4 56 O O + + + + + + +- + + + + - - - + + +- -- -6 -5 -4 -3 -2 - 1 0 1 2 3 4 56 6 -5 -4 -3 -2 -1 0 1 2 3 4 56 O + + + + + + 6 -5 - 4 -3 -2 -1 0 1 2 3 4 56