Answer
1.9459
Work Step by Step
In order to approximate $ln(7)$, we can press the following sequence of keys on the calculator:
LN then 7 then ENTER
To four decimal places, $ln(7)\approx1.9459$. In other words, $e^{1.9459}\approx7$.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Section 12.7 - Common Logarithms, Natural Logarithms, and Change of Base - Exercise Set - Page 889: 12
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