EmortalFiend EmortalFiend
  • 24-07-2019
  • Mathematics
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the inverse of f(x)=4x+5

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PoeticAesthetics
PoeticAesthetics PoeticAesthetics
  • 24-07-2019

To find the inverse of a function switch the place of y (aka f(x) ) with x. Then solve for y.

Original equation:

y = 4x + 5

Switched:

x = 4y + 5

Solve for y by isolating it:

x - 5 = 4y + 5 - 5

x - 5 = 4y

(x - 5)/4 = 4y/4

[tex]\frac{1}{4}x-\frac{5}{4} = y[/tex]

Hope this helped!

~Just a girl in love with Shawn Mendes

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