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4 votes
Find the inverse
g(x)=-4x+1

1 Answer

7 votes

Here are the steps to find the inverse of an equation:

  1. Change g(x) to y
  2. Switch the positions of x and y
  3. Solve for y
  4. Change y to g^-1(x)

First, let's apply the first two steps:


g(x)=-4x+1\\y=-4x+1\\x=-4y+1

Next, let's solve for y. Firstly, subtract 1 on both sides of the equation:


x-1=-4y

Next, divide both sides by -4:


(x-1)/(-4)=y

Now that we have solved for y, apply the last step and your answer will be
g^(-1)(x)=(x-1)/(-4)

answered
User Meaka
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