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Natural Log Formula
Natural Log Formula is part of Logarithms. Simply said, logarithms are another way to express exponents. Logarithms are not that difficult to understand. It suffices to know that an exponential equation can also be expressed as a logarithmic equation. So students can use an exponent to define the Natural Log Formula. Log e follows if ex = a.
Both A and x are equal. Students’ interpretation of log e A = x is “Logarithm of a to the base e is equal to x.” Natural logarithms are basee derived logarithms.
Logarithms, which were developed in the 17th century to expedite calculations, significantly decreased the amount of time needed to multiply integers with numerous digits. For more than 300 years, they served as the foundation for numerical labour, but the development of mechanical adding machines in the late 19th century and computers in the 20th century made them obsolete for largescale calculations. However, the natural logarithm, whose base e is equal to 2.71828 and is denoted by the symbol ln n, is still among the most valuable mathematical operations, with applications to mathematical models in both the Physical and Biological Sciences.
Scientists embraced logarithms immediately because of a number of advantageous characteristics that made complicated, timeconsuming calculations simpler. Specifically, by searching up each number’s logarithm in a special database, adding the logarithms together, and then rechecking the table to discover the number with that computed logarithm, scientists could find the product of two numbers m and n. (known as its antilogarithm). This relationship can be expressed in terms of common logarithms as log mn = log m + log n. For instance, it is possible to determine 100 1,000 by finding the antilogarithm (100,000) in the table, looking up the logarithms of 100 (2) and 1,000 (3), adding the logarithms (5), and then computing the original number. Similarly, using logarithms, division issues can be changed into subtraction problems: log m/n = log m log n. Not only this but logarithms can also be used to simplify the calculation of powers and roots. Additionally, one can convert logarithms between any positive bases.
There are many distinct uses for Natural Log Formula:
 Financial firms use logarithms to determine the length of loan repayments, just as seismologists use them to determine the size of earthquakes.
 In order to calculate the rate of radioactive decay, scientists employ logarithms.
 Logarithms are used by biologists to estimate population growth rates.
 Logarithms are used by scientists to calculate pH levels.
What is the Natural Log Formula?
The Natural Log Formula are listed below.
 The Natural Log Formula of a product of two numbers is equal to the total of their individual logarithms, according to the product rule.
 The Natural Log Formula of a quotient of two numbers is equal to the difference between their individual logarithms.
 Power Rule: A logarithm’s argument’s exponent may be placed in front of the logarithm.
 Change of Base Rule: Using this property, a logarithm’s base can be changed.
Examples Using Natural Log Formula
To fully understand the topic of Natural Log Formula, students must solve a lot of questions on it. Natural Log Formula is a very important topic for Science students and those who want to pursue mathematical fields in the future. Students can solve Natural Log Formula questions with the help of the various resources provided by Extramarks. Extramarks resources are very helpful for students who like to selfstudy. The resources provided are of high quality. Moreover, all the study tools offered are also provided in Hindi for the benefit of all students.
The resources provided are also very useful from the point of view of competitive examinations. Students therefore must download all the resources provided from the website and mobile application of Extramarks.
FAQs (Frequently Asked Questions)
1. What are the various resources provided by Extramarks?
The various study tools offered by Extramarks are NCERT solutions, revision notes, past years’ papers etc.
2. When were Logarithms developed?
Logarithms were developed in the 17th century.