Skip to content
Free Excel Tutorials
  • Home
  • Excel For Beginners
  • Excel Intermediate
  • Advanced Excel For Experts

Data Analysis

  • Conditional Formatting Data bars Examples in Excel
  • How To Compare Two Lists in Excel
  • How to create Gauge Chart in Excel
  • Subtotal function in Excel
  • Get column name from index in Excel Table

References

  • How to use Excel VLOOKUP Function
  • How to use Excel LOOKUP Function
  • Left Lookup in Excel
  • How to get last row in text data in Excel
  • How to create dynamic named range with OFFSET in Excel

Data Validations

  • Excel Data validation allow uppercase only
  • Excel Data validation specific characters only
  • Excel Data validation must contain specific text
  • Excel Data validation no punctuation
  • Excel Data validation must not contain

IMCOS function: Description, Usage, Syntax, Examples and Explanation

by

What is IMCOS function in Excel?

IMCOS function is one of Engineering functions in Microsoft Excel that returns the cosine of a complex number in x + yi or x + yj text format.

Syntax of IMCOS function

IMCOS(inumber)

The IMCOS function syntax has the following arguments:

  • Inumber: A complex number for which you want the cosine.

IMCOS formula explanation

  • Use COMPLEX to convert real and imaginary coefficients into a complex number.
  • If inumber is a logical value, IMCOS returns the #VALUE! error value.
  • The cosine of a complex number is:Equation

Example

Steps to follow:

1. Open a new Excel worksheet.

2. Copy data in the following table below and paste it in cell A1

Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.

You can adjust the column widths to see all the data, if need be.

Formula Description Result
=IMCOS(“1+i”) Cosine of 1+i 0.833730025131149-0.988897705762865i

Post navigation

Previous Post:

How to generate random date between two dates in Excel

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Learn Basic Excel

Ribbon
Workbook
Worksheets
Format Cells
Find & Select
Sort & Filter
Templates
Print
Share
Protect
Keyboard Shortcuts

Categories

  • Charts
  • Data Analysis
  • Data Validation
  • Excel Functions
    • Cube Functions
    • Database Functions
    • Date and Time Functions
    • Engineering Functions
    • Financial Functions
    • Information Functions
    • Logical Functions
    • Lookup and Reference Functions
    • Math and Trig Functions
    • Statistical Functions
    • Text Functions
    • Web Functions
  • Excel VBA
  • Excel Video Tutorials
  • Formatting
  • Grouping
  • Others

Logical Functions

  • How to return blank in place of #DIV/0! error in Excel
  • How to use Excel NOT Function
  • SWITCH function example in Excel
  • AND function: Description, Usage, Syntax, Examples and Explanation
  • IF with boolean logic in Excel

Date Time

  • How to calculate Next working/business day in Excel
  • Get work hours between dates in Excel
  • Add days to date in Excel
  • Extract time from a date and time in Excel
  • Convert decimal seconds to Excel time

Grouping

  • If cell contains one of many things in Excel
  • Group numbers with VLOOKUP in Excel
  • Map text to numbers in Excel
  • Map inputs to arbitrary values in Excel
  • Group numbers at uneven intervals in Excel

General

  • 231 Keyboard Shortcut Keys In Excel
  • Using Existing Templates in Excel
  • How to calculate percent of students absent in Excel
  • How to get amount with percentage in Excel
  • Subtotal by invoice number in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning