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Posted by on Saturday, April 19, 2008 at 8:57pm.

lim
x-> -infinity


1/(sqaure root of 4/x^2 plus one)

i don't understan why the answer is 1.

  • math - , Saturday, April 19, 2008 at 9:11pm

    as x approaches infinity, the term 4/x^2 becomes a very small number. So, the formula basically becomes:
    1/square root(1), which equals 1.

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