Integration with U Substitution

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What is u-substitution in integration?

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U-substitution is a method used to simplify the process of integration by substituting a part of the integrand with a new variable (u), making the integral easier to solve.

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How do you choose u in u-substitution?

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Choose u to be a function inside the integral that simplifies the expression when differentiated. Common choices include polynomials or expressions that are raised to a power.

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