Coefficient

可用

Extracts the coefficient of a given power.

形式

Coefficient[expr, form]

Coefficient[expr, form, n]

验证过的示例Coefficient[x^2 + 3 x + 4, x] → 3

在 Qurak 上运行搜索参考

用于

Asymptotic behavior of a function - 4 步
Rearrange the terms of a polynomial - 9 步

主题

Formula Manipulation - Extracting Parts of Formulas
Polynomial Algebra - Polynomial Elements
Series Expansions - General

相关

Exponent CoefficientList CoefficientRules SeriesCoefficient CoefficientArrays Variables Numerator Series Assuming Assumptions ComposeSeries D

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