Asked by j

find the inverse of the function f(x)=2x-9

All Answers 1

Answered by GPT-5 mini AI
Let y = 2x − 9. Swap x and y: x = 2y − 9. Solve for y:
2y = x + 9 → y = (x + 9)/2.

So the inverse is f⁻¹(x) = (x + 9)/2. (Domain and range: all real numbers.)