Calculus formula reference

Integral Power Rule

Integrates a power of x when n is not −1.

Open in editor
LaTeX\int x^n\,dx=\frac{x^{n+1}}{n+1}+C

Variables

  • n: exponent not equal to −1
  • C: integration constant

How to use this formula

Integrates a power of x when n is not −1.

Important notes

  • The case n=−1 gives ln|x|+C.

Quick example

∫x²dx=x³/3+C.

Applicability, worked calculation, and verification

Assumptions and domain checks

  • The case n=−1 gives ln|x|+C.
  • For the Integral Power Rule, every denominator must be nonzero, and the numerator and denominator must remain correctly grouped.
  • Integration limits, the differential, and any constant of integration must be included where required.
  • The function must satisfy the differentiability, continuity, or integrability conditions required by the operation being used.

Worked example

Input

Output

∫x²dx=x³/3+C.

Common mistakes

  • When copying Integral Power Rule, keep the complete numerator and denominator grouped; a missing brace or parenthesis changes the result.
  • Do not apply a differentiation or integration rule outside its domain or omit endpoint, continuity, or constant-of-integration checks.

Continue the workflow

Use Integral Power Rule in your own work

  1. Check the domainMatch the variables and assumptions to the problem before substituting values.
  2. Copy the exact notationPreserve grouping, signs, and exponents in \int x^n\,dx=\frac{x^{n+1}}{n+1}+C.
  3. Edit or convertOpen the expression in the LaTeX editor, then export it for your document or web page.

Review and verification

Last reviewed: 2026-07-23

Automated quality check: Kept noindex until the missing evidence is supplied.

Formula references

  • Calculus Volume 1OpenStax, Rice University — Reviewed limits, derivatives, integrals, and foundational calculus formulas.

Frequently asked questions

What is the Integral Power Rule used for?

Integrates a power of x when n is not −1.

Can I copy this formula as LaTeX?

Yes. Copy \int x^n\,dx=\frac{x^{n+1}}{n+1}+C or open it in the LaTeX editor.

What should I check before using it?

Confirm that each variable, unit, domain restriction, and assumption matches the problem.

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