﻿ SQRT function

SQRT function

Returns a positive square root.

Syntax

SQRT(number)

Number     is the number for which you want the square root.

Remark

If number is negative, SQRT returns the #NUM! error value.

Example

The example may be easier to understand if you copy it to a blank worksheet.

How to copy an example

1. Create a blank workbook or worksheet.

2. Select the example in the Help topic.

Note   Do not select the row or column headers.

Selecting an example from Help

3. Press CTRL+C.

4. In the worksheet, select cell A1, and press CTRL+V.

5. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.

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 A Data -16 Formula Description (Result) =SQRT(16) Square root of 16 (4) =SQRT(A2) Square root of the number above. Because the number is negative, an error is returned (#NUM!) =SQRT(ABS(A2)) Square root of the absolute value of the number above (4)

Applies To: Excel 2007

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