ddx (cos(π)x)=1
 
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ddx (cos(π)x)=1
  • steps
  • ddx (cos(π)x)

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    Simplify cos(π)x:    x
    =ddx (x)

  • Take the constant out:    (a·f)=a·f
    =dxdx 

  • Apply the common derivative:    dxdx =1
    =1

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