Hi Could someone please help me with the general method of finding limits like this one: x-> infinity of x^(1/3) [ (x+8)^(2/3) - (x+7)^(2/3)]
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will give you , which is an indeterminate of L'Hôpital's rule. You have to algebraically change it up so as you get or . Finally, take the derivative of the function.
Originally Posted by appletree Hi Could someone please help me with the general method of finding limits like this one: x-> infinity of x^(1/3) [ (x+8)^(2/3) - (x+7)^(2/3)] Take note that for , and also that : Tonio
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