i have been stuck on this problem for awhile and would love some help. lim ((1/sqrt(x))-(1/sqrt(x^2+x)) x-->0+ thanks ahead of time -Dan
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Originally Posted by casesam i have been stuck on this problem for awhile and would love some help. lim ((1/sqrt(x))-(1/sqrt(x^2+x)) x-->0+ thanks ahead of time -Dan Consider: . Therefore ......
Hello, Dan! Wow . . . This is an ugly one! The second fraction is: . So we have: . Multiply top and bottom by . . . . . . Hence: .
Rationalizing the numerator. Gets 'em every time! -Dan
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