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Posted by on Wednesday, September 18, 2013 at 6:08pm.

If lim(f+g)=1 as x-->a
and lim(f-g)=1 as x-->a

find lim fg as x-->a

  • calculus - , Wednesday, September 18, 2013 at 6:11pm

    Hint:
    (f+g)^2 - (f-g)^2 = 4 fg

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