The natural logarithm, denoted as ln(x), is the logarithm to the base e (Euler's number, approximately 2.71828). It is the inverse function of the exponential function e^x.
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Pro Tips
Domain: ln(x) is only defined for positive numbers (x > 0).
Key Values: ln(1) = 0, ln(e) = 1.
Growth: It grows very slowly as x increases.
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Fun Facts
"Natural logarithms are used to calculate the time required for something to grow exponentially, like compound interest."
