Bracefacejenni Bracefacejenni
  • 30-06-2014
  • Mathematics
Answered

How to find the inverse of the function f(x)=2x-3 ? Please



Answer :

Аноним Аноним
  • 01-07-2014
[tex]f(x)=2x-3\\\\y=2x-3\\\\-2x=-y-3\ \ \ \ /:(-2)\\\\x=\frac{1}{2}y+\frac{3}{2}\\\\f^{-1}(x)=\frac{1}{2}x+\frac{3}{2}[/tex]
Answer Link
Аноним Аноним
  • 01-07-2014
f(x)=2x-3
y=2x-3
x=(y+3)/2

f⁻¹(x) = (x+3) / 2
Answer Link

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