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Home / Doubts and Solutions/JEE/Mathematics

How to find maxima minima

Asked by 4788mishra 11th March 2018, 3:54 PM
Answered by Expert
Answer:
begin mathsize 16px style 1. space find space dy over dx space 2. space and space find space values space of space straight x space for space dy over dx equals 0 3. space at space those space straight x space you space will space see space the space curves space change space directions 4. space find space fraction numerator straight d squared straight y over denominator dx squared end fraction space..... put space those space straight x space values 5. fraction numerator straight d squared straight y over denominator dx squared end fraction space is space space space space minus ve comma space it space is space straight a space local space maximum space space space space space plus ve comma space it space is space straight a space local space minimum space space space space space equal space to space 0 comma space then space the space test space fails end style
Answered by Expert 11th March 2018, 5:40 PM
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