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QUIZ INTEGRALES 12A

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  • 1. Multiple-choice
    10 minutes
    1 pt

     sen (3x)dx\int sen\ \left(3x\right)dx  
    Al resolver la integral. obtenemos

     13cos(3x)+C-\frac{1}{3}\cos\left(3x\right)+C  

     13cos(3x)+C\frac{1}{3}\cos\left(3x\right)+C  

     13sen(3x)+C-\frac{1}{3}sen\left(3x\right)+C  

     13sen(3x)+C\frac{1}{3}sen\left(3x\right)+C  

  • 2. Multiple-choice
    10 minutes
    1 pt

     ex(x22x1)dx\int e^x\left(x^2-2x-1\right)dx  

     ex(x24x+3)2+Ce^x\left(x^2-4x+3\right)^2+C  

     ex(x2+2x1)+Ce^x\left(x^2+2x-1\right)+C  

     ex(x24x+3)3+Ce^x\left(x^2-4x+3\right)^3+C  

     ex(u)2+Ce^x\left(u\right)^2+C  

  • 3. Multiple-choice
    10 minutes
    1 pt

     3x4x2+5dx\int\frac{3x}{4x^2+5}dx  
    El resultado es

     38ln4x2+5+C\frac{3}{8}\ln\left|4x^2+5\right|+C  

     38ln4x2+5+C-\frac{3}{8}\ln\left|4x^2+5\right|+C  

     83ln4x2+5+C\frac{8}{3}\ln\left|4x^2+5\right|+C  

     83ln4x2+5+C-\frac{8}{3}\ln\left|4x^2+5\right|+C  

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