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OpenStudy (anonymous):
Integral of [(4x + 7)^2]/x^2 dx How do you solve using substitution?
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OpenStudy (anonymous):
u don't have to solve by substitution. just foil it out and you find a simpler way to solve it
OpenStudy (anonymous):
did u get it
OpenStudy (anonymous):
yep thanks, i still would like to know how to solve a problem with substitution though
OpenStudy (anonymous):
well to do that let u=x^2 then du=2x dx
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