Behawh
Behawh Behawh
  • 10-09-2018
  • Mathematics
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The function f(x)=5x+4 is one to one
Find an equation for f^-1 (x). the inverse function.
f^-1 (x)=


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konrad509
konrad509 konrad509
  • 10-09-2018

[tex]f(x)=5x+4\\\\ y=5x+4\\ 5x=y-4\\ x=\dfrac{y-4}{5}\\\\ f^{-1}(x)=\dfrac{x-4}{5}\\\\[/tex]

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