# Finding the minimum and maximum with base e

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Find the complete solution of this equation problem

y^4 - y^2 = 4x + 2xe^(-x)

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##### Solution Summary

The minimum and maximum of a function is found using derivatives.

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when y = 0

=> x = 0

e^(-x) = -2 ( not possible)

when x = 0

y^2 (y^2 -1) = ...

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- BEng, Allahabad University, India
- MSc , Pune University, India
- PhD (IP), Pune University, India

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