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Discover the significance of positive and negative values in functions, including changes in concavity and critical points. Learn how to interpret f'(c), f''(c) properties for better understanding.
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Summary Positive Negative N/A N/A N/A N/A Positive Negative
Summary f '(c) = 0 or undefined f '(c) = 0 or undefined N/A & f '(x) changes from positive to negative values at x = c & f '(x) changes from negative to positive values at x = c f ''(c) = 0 or undefined f ''(c) is positive or 0 f ''(c) is negative or 0 & f '' (x) changes concavity at x = c
Summary – – – + + + 0 – – + + 0 0 0