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## Homework Statement

I have the function H^2 + 12756H and I want to find the domain and range of it's square root algebraically.

## Homework Equations

## The Attempt at a Solution

I understand y= √(H^2 + 12756H) is undefined if H^2 + 12756H < 0, however I dont get how to find its domain and range using algebra. Maybe someone can help me.

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