lli261 lli261
  • 21-07-2022
  • Mathematics
contestada

Find the integral
∫(cos(1/x)) /x^2 dx

Respuesta :

surjithayer surjithayer
  • 21-07-2022

Answer:

Step-by-step explanation:

∫(cos(1/x)/x² dx

[tex]put~\frac{1}{x} =t\\diff.\\\frac{-1}{x^2} dx=dt\\\int(- cos~t~)dt=-sin~t+c\\=-sin (\frac{1}{x} )+c[/tex]

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