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Ugh I HATE these problems! I really need help on this one?

+3 votes

http://tinypic.com/r/20gxg6p/6

limits

asked Feb 8, 2013 in PRECALCULUS by chrisgirl Apprentice

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1 Answer

+4 votes

Multiply nominator and denominator by [√(x²+3x+1)+x].

Mathematics formula: (a+b)(a-b) = (a²-b²).

Therefore

answered Feb 9, 2013 by britally Apprentice

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