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GROUPS:
Mathematica
Calculus
Equation Solving
Wolfram Language
How to solve inequality with some conditions in Mathematica?
Peng Liu
Peng Liu, Northeast Normal University
Posted
11 years ago
Hello, everyone!
I want to solve a problem like this. we have known that: (1)e^x*f(x)+f ' (x)>1, and (2) f(0)=4. How to solve inequality e^xf(x)>3e^x+1.
Thanks!
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Peng Liu
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Mariano Gonzalez
Mariano Gonzalez
Posted
11 years ago
Reduce[Exp f > 3 Exp + 1, f]
(E^x < 0 && f < E^-x (1 + 3 E^x)) || (E^x > 0 &&
f > E^-x (1 + 3 E^x))
POSTED BY:
Mariano Gonzalez
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Mariano Gonzalez
Mariano Gonzalez
Posted
11 years ago
Here a solution
Reduce[Exp f > 3 Exp + 1, f]
POSTED BY:
Mariano Gonzalez
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