Proposition: Limits of General Powers

The limits of general powers $x^\alpha$ and $x^{-\alpha}$ for a fixed $\alpha > 0$ and for $x\searrow 0$ are given by $$\lim_{x\searrow 0}x^\alpha=0,$$ $$\lim_{x\searrow 0}\frac 1{x^\alpha}=\infty,$$ $$\lim_{x\searrow 0}x^x=1.$$

Proofs: 1 Corollaries: 1


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References

Bibliography

  1. Forster Otto: "Analysis 1, Differential- und Integralrechnung einer Veränderlichen", Vieweg Studium, 1983