MHB Rewrite in logarithmic form: e^(-1) = c

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The equation e^(-1) = c can be rewritten in logarithmic form as ln(e^(-1)) = ln(c), which simplifies to -1 = ln(c). The discussion highlights a misunderstanding of logarithms, questioning the source of the logarithm problems being posed. It emphasizes the equivalence between exponential and logarithmic forms, stating that if y = a^x, then log_a(y) = x. Understanding these concepts is crucial for solving logarithmic equations effectively. The conversation underscores the importance of grasping the fundamentals of logarithms for accurate problem-solving.
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Rewrite in logarithmic form:

e^(-1) = c
 
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$$\ln\left(e^{-1}\right)=\ln(c)$$

$$-1=\ln(c)$$
 
thanks
 
You have posted a number of logarithm problems without, apparently, know what a "logarithm" is! If you are not taking a class that involves logarithms, where are you getting these problems?

$y= a^x$ is equivalent to $log_a(y)= x$.
 
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Here is a little puzzle from the book 100 Geometric Games by Pierre Berloquin. The side of a small square is one meter long and the side of a larger square one and a half meters long. One vertex of the large square is at the center of the small square. The side of the large square cuts two sides of the small square into one- third parts and two-thirds parts. What is the area where the squares overlap?

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