1. what is the use of formula in an Excel worksheet?
2. what is a function? what is its argument?
3. Name any two errors you may get while using formulas?
Answers
Answer:
In Excel, a formula is an expression that operates on values in a range of cells or a cell. For example, =A1+A2+A3, which finds the sum of the range of values from cell A1 to cell A3.
In mathematics, an argument of a function is a value that must be provided to obtain the function's result. It is also called an independent variable. ) is called a unary function. A function of two or more variables is considered to have a domain consisting of ordered pairs or tuples of argument values.
Formula Errors
##### error | #NAME? error | #VALUE! error | #DIV/0! error | #REF! error
This chapter teaches you how to deal with some common formula errors in Excel.
##### error
When your cell contains this error code, the column isn't wide enough to display the value.
##### error in Excel
1. Click on the right border of the column A header and increase the column width.
Fix the ##### error
Tip: double click the right border of the column A header to automatically fit the widest entry in column A.
#NAME? error
The #NAME? error occurs when Excel does not recognize text in a formula.
#NAME? error
1. Simply correct SU to SUM.
Fix the #NAME? error
#VALUE! error
Excel displays the #VALUE! error when a formula has the wrong type of argument.
#VALUE! error
1a. Change the value of cell A3 to a number.
1b. Use a function to ignore cells that contain text.
Fix the #VALUE! error
#DIV/0! error
Excel displays the #DIV/0! error when a formula tries to divide a number by 0 or an empty cell.
#DIV/0! error
1a. Change the value of cell A2 to a value that is not equal to 0.
1b. Prevent the error from being displayed by using the logical function IF.
Fix the #DIV/0! error
Explanation: if cell A2 equals 0, an empty string ("") is displayed. If not, the result of the formula A1/A2 is displayed.
#REF! error
Excel displays the #REF! error when a formula refers to a cell that is not valid.
1. Cell C1 references cell A1 and cell B1.
#REF! Error Example
2. Delete column B. To achieve this, right click the column B header and click Delete.
Delete Column
3. Select cell B1. The reference to cell B1 is not valid anymore.
#REF! Error Result
4. To fix this error, you can either delete +#REF! in the formula of cell B1 or you can undo your action by pressing CTRL + z
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