Problem 4 of 7
Find the inverse of the linear function f(x)=2/3 x+1.
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solve for x after swapping variables.
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Solve for x after swapping variables.
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Solution
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1. Write y=f(x).
2. Swap x and y.
3. Solve the new equation for y.
4. Rename y as f^-1(x).
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Reciprocal-slope-only answers that ignore the intercept.