## Best Excel Tutorial

The largest Excel knowledge base ✅ The best place to learn Excel online ❤️

#### How To Use Excel Formulas

Excel formulas are powerful tools for performing calculations and manipulating data in spreadsheets. Here are the first steps to get you started:

#### How To Recover Excel File

It is said that there are only two types of people in the world: those who have never lost Excel data and those who read this article to learn how to recover Excel file.

We will show you how to recover Excel file in different scenarios.

#### Square Root in Excel

The square root of a number is a value that, when multiplied by itself, gives the original number. In mathematical notation, the square root of a number “x” is represented as √x. For example, the square root of 16 is 4 because 4 multiplied by 4 equals 16.

#### Linear Regression in Excel

Linear regression is a statistical method used to model the relationship between a dependent variable (often denoted as “Y”) and one or more independent variables (often denoted as “X”). The primary goal of linear regression is to find the best-fitting linear equation that describes this relationship.