## Word 365

### How to insert an equation with a system of linear equations or linear system

This tip shows how to add an equation with a

**system of linear equations**(or**linear system**) – a collection of two or more linear equations involving the same set of variables.### How to insert an equation with trigonometric functions

This tip shows how to add an equation with trigonometric functions, for example, the

**Euler's formula**.### How to insert an equation with a limit

This tip shows how to add an equation with a limit. For example, the formula of a

**limit**.### How to insert a Boolean algebra equation

This tip shows how to insert a Boolean algebra equation, for example, one of

**De Morgan's laws**.### How to quickly insert Script symbols in Word equations

In mathematics often is used a script

**Latin**alphabet. This tip is about quick way how to paste letters in**Script**in your Microsoft Word document.### How to quickly insert Fraktur symbols in Word equations

Individual

**Fraktur**letters are sometimes used in mathematics. This tip is about quick way how to paste letters in Fraktur in your document Microsoft Word.### How to quickly insert Double strike or Blackboard bold symbols in Word equations

**Double strike**or

**Blackboard bold**is a typeface style that is often used for certain symbols in mathematical texts, in which certain lines of the symbol (usually vertical or near-vertical lines) are doubled. The symbols usually denote number sets (see some of usual symbols below).

### How to create an equilateral triangle, a regular square, and other regular polygons in Word

For some charts or diagrams, you need to create a regular polygon –

**equiangular**(all angles are equal) or**equilateral**(all sides have the same length). E.g.,**, regular***equilateral triangle***, etc.***square*### How to remove paragraph symbols for every line in Word

Often when you paste a formatted text to your document Word, it can be pasted with two or more
paragraph symbols in every line. You can easily remove these paragraph symbols.

### How to show the correct number of pages

When you work with complex document such as project documentation, book or diploma, you need to
insert several pages that should be excluded from the total number of document pages. For example,
if you have one document of 27 pages where 4 first pages with recommendations should be excluded
from the total number of pages: