Work and Kinetic Energy

  • Thread starter mohabitar
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  • #1
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Q6xcl.png

That becomes:
a1NkB.png


The question is, why? In general calc, the integral of dx is just x, right? So why does that integral become delta x? Whats the logic behind that?
 

Answers and Replies

  • #2
346
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Yes. The integral of dx is x. Since it is a definite integral, you must evaluate x from Xo to Xf. Therefore, you will have F[Xf - Xo] otherwise known as F*delta(x).
 
  • #3
140
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Ahhh gotcha, thanks!
 

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