Acot Formula

Returns the inverse cotangent of a number, in radians.

Syntax

Formula structure

Source: Quadratic docs
=ACOT(number)
number
Required: Yes

Required argument used by the ACOT formula.

Examples for the acot formula

Copy these examples into a spreadsheet and adjust the ranges for your own data.

ACOT syntax pattern

=ACOT(number)

Use this ACOT pattern as the starting point for your spreadsheet formula.

ACOT in a worksheet

=ACOT(A2)

Returns the inverse cotangent of a number, in radians.

When to use ACOT

Use ACOT when you need to return the inverse cotangent of a number, in radians.

  • Convert and calculate angles.
  • Model geometry, waves, and other trigonometric relationships.

How ACOT works in Quadratic

In Quadratic, ACOT follows the syntax ACOT(number). The function works inside Quadratic formulas and can be combined with spreadsheet ranges, tables, and other formulas.

Common ACOT mistakes

Most ACOT issues come from mismatched argument types, ranges that do not cover the intended data, or optional parameters being omitted when the default behavior is not what you expected.

  • Check each required parameter before copying the formula across a sheet.
  • Confirm that ranges line up with the rows or columns you intend to analyze.
  • Use Quadratic AI to explain or debug the formula when the result looks wrong.

Related formulas

DEGREESRADIANSSINASIN

ACOT formula FAQ

What does the acot formula do?

ACOT returns the inverse cotangent of a number, in radians.

What is the syntax for ACOT?

The syntax is ACOT(number). Required and optional parameters are listed at the top of this guide.

Can Quadratic AI help with ACOT?

Yes. Quadratic AI can write a ACOT formula, explain existing formula logic, or help debug broken references and unexpected results.

Quadratic AI

Struggling with formulas? Use Quadratic AI.

Spreadsheet formulas are powerful, but they get painful fast. A ACOT formula can start simple, then turn into logic that is hard to understand, easy to break, and difficult to share with the rest of your team.

Quadratic AI helps you write formulas, explain formula logic, debug broken references, and move beyond formulas when advanced analysis needs Python, SQL, charts, or connected data.

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Why formulas slow teams down

  • Long formulas become hard to read, understand, and trust.
  • Formula logic breaks when rows, columns, or assumptions change.
  • Manual updates make dashboards and reports fragile over time.
  • Complex formulas are difficult to explain, review, and share with teammates.
  • Advanced analysis quickly outgrows formula-only workflows.