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anonymous
 5 years ago
If you do a u sub on an integral and the du has an x that doesn't cancel out, can you take it out of the integral as a constant with the x
anonymous
 5 years ago
If you do a u sub on an integral and the du has an x that doesn't cancel out, can you take it out of the integral as a constant with the x

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0you can't.. you have to make the whole new integral in term of u, and get rid of all x's

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0^^ if I understood your question well*

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0what you can do is express that x as a function of u, so the integrand is entirely a function of u and not x. (for definite integral, you also need to change your limits from x values to u values)
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