(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

1. lim_{h->0}(sqrt(a+h)-sqrt(a))/h

2. lim_{x->1}(1-sqrt(x))/(1-x)

2. Relevant equations

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3. The attempt at a solution

I tried conjugate, etc., but couldn't solve it without L'H's Rule.

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# Confusing Limits

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