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Mathematik-Online problems:

Problem 4: Solving Inequations


A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

For which $ x\in {\mathbb{R}}$ the following relations hold?


a) $ \vert x - 5\vert \leq 3$ b) $ \vert x - 5\vert = 2 x$ c) $ \vert x - 5\vert \leq -x$ d) $ x \leq x^2 $
e) $ \displaystyle \left\vert \frac{2x-1}{2-x}\right\vert \leq 1$ f) $ \displaystyle \left\vert \frac{1}{x}\right\vert + \frac{3}{2x} \geq 5$ g) $ x^2-1 \leq x + 1$    
(Authors: Kirchgaessner/Brenner/Höfert)

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  automatisch erstellt am 29.  7. 2009