
TWO TYPES OF FUNCTION GRAPHS IN EXCEL
We will assume that the functions whose graphs we need to build are always located in columns. Moreover,...

Plotting functions and planes in Microsoft Excel
Microsoft Excel is the leading spreadsheet program. Spreadsheets allow you to process numbers and text, set formulas and...

The concept of testing
Testing is the language used when writing SMS. Its characteristics: An abundance of abbreviations (Spocky noki!- good night!)...

History of SMS development
The history of SMS development is very interesting. For 14 years this service remained unclaimed, and then in...

History of SMS messages development
A person’s life does not stand still. The end of the 20th century is a time of scientific...