Proposition: Inequality between Square Numbers and Powers of $2$

For all natural numbers $n\neq 3$, the following inequality holds $$n^2\le 2^n.$$

Example

Proofs: 1


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References

Bibliography

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