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Using First Derivatives to Find Graph Changes
Description
The first derivative shows how a function changes across its domain. In calculus, the derivative is written as f'(x). It tells us whether the graph is rising, falling, or turning at a given point.
A function is increasing on an interval when its derivative is positive. That means the slope of the...
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Transcript
ืฆืืจืช ืืืจืฃโืืื ืื ืืื ืขืืื, ืืืจื ืื ืืชืืืฆืโืชืืืื ืื ืืืจืช ืืจืืฉืื ื ืฉืื. ืื ืืืจืช ืืจืืฉืื ื ื ืืชื ืช ืืช ืืฉืืคืืข ืฉื ืงื ืืืฉืืง ืืื ื ืงืืื ืืืจืฃ.
ื ืืืจืช ืืืืืืช ืคืืจืืฉื ืฉืืคืื ืงืฆืื ืขืืื ืืืืจืฃ ื ืืื ืืืคื ืืขืื. ื ืืืจืช ืฉืืืืืช ืืฉืืขืืชื ืฉืืื ืืืจืืช ืืืืจืฃ ืืืจื ืืืคื ืืื.
ืืืฉืจ ืื ืืืจืช ืืื ืืคืก ืื ืื ืืืืืจืช, ืื ืงืืื ื ืงืจืืช ื ืงืืื ืงืจืืืืช. ื ืงืืืืช ืืื ืืกืื ืืช ืืืงืืืื ืฉืืื ืืคืื ืงืฆ...
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