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Excel Practice - UNIQUE

Instruction

List distinct values from range A2:A6.

Formula Syntax

=UNIQUE(array, [by_col], [exactly_once])

  • array: Source range/array for calculation.
  • [by_col]: Optional TRUE to process by column instead of row.
  • [exactly_once]: Optional TRUE to return values that appear only once.

What it does

Return unique values from a list or range.

dynamic-array-data.xlsx

ABC
1CategoryAmountRegion
2A120North
3B340South
4A560North
5C225West
6B90South
7Output

Input Formula

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Tips

  • Use UNIQUE with clean and consistent ranges for predictable results.
  • Validate data types (number, text, date) before applying the formula.
  • Test the formula with a small sample first, then scale it to larger ranges.