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OpenStudy (anonymous):
Calculus : finding limits :(
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OpenStudy (anonymous):
hartnn (hartnn):
try multiply \(\sqrt x+3\) in numerator and denominator, and see how the function gets simplified
OpenStudy (bradely):
lim (sqrt(x)-3)/(x-9) x-->9- lim (sqrt(x)-3)/(sqrtx-3)(sqrtx+3) x-->9- lim 1/(sqrtx+3) x-->9- =1/sqrt(9)+3 =1/6 Source: http://www.mathskey.com/question2answer/
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