How do you find the exact value of ${ln e}^{4.5}$ $ln e^4.5$ ?

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Answer 1 · 2018-05-25T09:29:35

4.5

We have ${ln e}^{n} = n ln e$ $lne^n=nlne$ and $ln e = 1$ $lne=1$
therefore, ${ln e}^{n} = n$ $lne^n=n$
Hence, ${ln e}^{4.5} = 4.5$ $lne^4.5=4.5$

How do you find the exact value of lne4.5ln e^4.5?