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I need to find the limit as x goes to 3 of (1-sqrt(x-2))/(x-3)), I know the answer is -1/2 but I have no idea how to get to the answer, and help would be appreciated

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If you're taking calculus, you know that the limit is the same as that of

(-1/(2√(x-2)))/(1) -> (-1/2√1) = -1/2
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