What is IMSIN function in Excel?
The IMSIN function is one of the Engineering functions of Excel.
It Returns the sine of a complex number.
We can find this function in Engineering category of the insert function Tab.
How to use IMSIN function in excel
- Click on an empty cell (like F5).

2. Click on the fx icon (or press shift+F3).

3. In the insert function tab you will see all functions.

4. Select ENGINEERING category.
5. Select IMSIN function
6. Then select ok.

7. In the function arguments Tab you will see IMSIN function.
8. Inumber section is a complex number for which you want the sine.
9. You will see the results in the formula result section.

Examples of IMSIN function in Excel

IMSIN related functions
- Use IMSINH function to return the hyperbolic sine of a complex number.
- Use SIN function to return the sine of an angle.
- Use IMTAN function to return the tangent of a complex number.