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Plz help with my Spanish homework i need it for a test!! Fill in the blanks plz!
answered
Jun 22, 2017
Spanish
high-school
4
votes
219k
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Integrate xcos(5x) so I set g'(x) = x f(x) = cos(5x) Thus, I get (x^(2)cos(5x)/2) - Integral of 5xcos(5x) so I use substitution u = 5x du/5 = dx therefore, (x^(2)cos(5x)/2) + (1/5)integral of usin(u) giving
answered
May 10, 2017
Mathematics
high-school
5
votes
235k
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