Oct 18, 2021 · 对数公式是数学中的一种常见公式，如果a^x=N (a>0,且a≠1)，则x叫做以a为底N的对数,记做x=log (a) (N)，其中a要写于log右下。 其中a叫做对数的底，N叫做真数 。 通常我们 …

The result can be shown in multiple forms. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step …

Calculate value of Log (42) or Calculate value of Log, Antilog, Natural Log (nlog), and Exponent of a number. A common logarithm is the logarithm with base 10, also known as the decadic …

Free logarithm calculator - step-by-step solutions to help simplify logarithmic expressions.

Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, …

This free log calculator solves for the unknown portions of a logarithmic expression using base e, 2, 10, or any other desired base.

在线对数计算器。 以2为底，以e为底，以10为底。 对数加/减/乘/除。

Please see the explanation for steps leading to: \displaystyle{x}=\frac{{{3}{e}^{{5}}-{1}}}{{4}} Explanation: Use the property of logarithms \displaystyle{{\log}_{{b}}{\left({x}\right)}} …

6 days ago · This log calculator (logarithm calculator) allows you to calculate the logarithm of a (positive real) number with a chosen base (positive, not equal to 1). Regardless of whether …

Jan 20, 2025 · What is log42(42)? Here's how to calculate log base 42 of 42 using the formula, step by step instructions are given inside