Find the limit, if it exists. (If an answer does not exist, enter DNE.)
lim
x→∞
sqrt(25x^2 + x) − 5x
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1 answer

(sqrt(25x^2 + x) − 5x) * (sqrt(25x^2 + x) + 5x)/(sqrt(25x^2 + x) + 5x)
(25x^2+x  25x^2)/(sqrt(25x^2 + x) + 5x)
> x/(5x+5x) = 1/10 👍
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answered by Steve
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