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Definite Polynomial Integral

Integrate a coefficient-form polynomial between two limits.

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Local calculations. Results are estimates, not professional advice.

Definite integral

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Use consistent units. The result follows the assumptions you enter.

Formula

Integrate each polynomial term with ∫ aₙxⁿ dx = aₙx^(n+1)/(n+1), then evaluate F(b)−F(a). aₙ is a coefficient, n is its nonnegative integer power, and a and b are lower and upper limits. F is the summed antiderivative.

Integrate a coefficient-form polynomial between two limits.

Worked example

Coefficients, highest power first
3, 2, 1
Lower limit
0
Upper limit
1
Definite integral
3

Scope and limitations

Use consistent units. The result follows the assumptions you enter.

Inputs are checked for missing values and allowed ranges. A result outside the finite numeric range is not displayed. Rounding affects display, while the calculation uses the model’s numeric precision.

Check your units and assumptions before relying on a result. Changing a label does not convert a currency or physical unit.

Formula version: 515eef36168b · Example checked:

Methodology

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