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What is the inverse of for ? Sketch graphs of and its inverse on the same set of axes, and then state the domain and range of the inverse function.

Let . Then interchange and .

Add to both sides of the equation.

Take the square root of both sides.


2 increasing curves, First starts at the point (negative 3, comma negative 1), rises slowly, opening down. Second starts at the point (negative 1, comma negative 3), rising quickly, opening up.