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HIGH SCHOOL

Mathematics

Concept Videos

Calculus

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Applications of Differentiation

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...

Transcript

ืฆื•ืจืช ื”ื’ืจืฃโ€”ื‘ื™ืŸ ืื ื”ื•ื ืขื•ืœื”, ื™ื•ืจื“ ืื• ืžืชื™ื™ืฆื‘โ€”ืชืœื•ื™ื” ื‘ื ื’ื–ืจืช ื”ืจืืฉื•ื ื” ืฉืœื•. ื”ื ื’ื–ืจืช ื”ืจืืฉื•ื ื” ื ื•ืชื ืช ืืช ื”ืฉื™ืคื•ืข ืฉืœ ืงื• ื”ืžืฉื™ืง ื‘ื›ืœ ื ืงื•ื“ื” ื‘ื’ืจืฃ.

ื ื’ื–ืจืช ื—ื™ื•ื‘ื™ืช ืคื™ืจื•ืฉื” ืฉื”ืคื•ื ืงืฆื™ื” ืขื•ืœื” ื•ื”ื’ืจืฃ ื ื•ื˜ื” ื›ืœืคื™ ืžืขืœื”. ื ื’ื–ืจืช ืฉืœื™ืœื™ืช ืžืฉืžืขื•ืชื” ืฉื”ื™ื ื™ื•ืจื“ืช ื•ื”ื’ืจืฃ ื™ื•ืจื“ ื›ืœืคื™ ืžื˜ื”.

ื›ืืฉืจ ื”ื ื’ื–ืจืช ื”ื™ื ืืคืก ืื• ืœื ืžื•ื’ื“ืจืช, ื”ื ืงื•ื“ื” ื ืงืจืืช ื ืงื•ื“ื” ืงืจื™ื˜ื™ืช. ื ืงื•ื“ื•ืช ืืœื• ืžืกืžื ื•ืช ืžื™ืงื•ืžื™ื ืฉื‘ื”ื ื”ืคื•ื ืงืฆ...

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