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patbatE21

  • 4 years ago

Evaluate the integral using integration by parts with the indicated choices of u and dv: 1) Indefinite integral ln(2x +1)dx 2) Definite integral from x= pi to x= 0 (tsin3t)dt

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  1. patbatE21
    • 4 years ago
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    |dw:1322351674092:dw|

  2. imranmeah91
    • 4 years ago
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    do you still need help?

  3. patbatE21
    • 4 years ago
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    yes

  4. patbatE21
    • 4 years ago
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    so far i let u =t, dv=sin (3t)dt, du = dt

  5. patbatE21
    • 4 years ago
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    and v= -(1/3) cos(3t)

  6. patbatE21
    • 4 years ago
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    is the answer pi/3

  7. imranmeah91
    • 4 years ago
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    Yes, http://www.wolframalpha.com/input/?i=Integrate%5Bt+Sin%5B3t%5D%2C%7Bt%2C0%2CPi%7D%5D

  8. patbatE21
    • 4 years ago
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    thanks

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