Math Problem Statement
\int \frac{3x^2 - x + 4x}x{x^3 + 4} , dx
Solution
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Math Problem Analysis
Mathematical Concepts
Calculus
Integration
Substitution
Formulas
Integral of rational functions: ∫ f(x) dx
Substitution: Let u = g(x), then du/dx = g'(x)
Theorems
Substitution rule for integrals
Basic algebraic simplification
Suitable Grade Level
Grades 11-12 or Early College
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