Jzig4
Jzig4 Jzig4
  • 23-02-2017
  • Mathematics
contestada

How do you answer this and please show work if you solve?

How do you answer this and please show work if you solve class=

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mpanderla95
mpanderla95 mpanderla95
  • 23-02-2017
To solve this, simply switch the X and y variables within one equation, and upon doing so, see and check if it equals to the other equation.

f(X) = -X + 4/5
Y = -X + 4/5
X = (-Y+4)/5
5X = -Y + 4
-Y = 5X - 4
Y = -5x + 4

Yes, by looking at the second equation it is an inverse of the first one.
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