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posted by Stranger Monday, March 18, 2013 at 3:45am.

Evaluate lim x→∞ 2x/(√(x^2+3)-4) in words 2x divide by(root(xsq +3) -4)

limit is the same for 2/(x/√(x^2+3)) = 2√(x^2+3)/x = 2x/x = 2

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