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Homework Help: Calculus

Posted by Anonymous on Friday, January 25, 2013 at 6:35pm.

what is the limit as x goes to infinity of
(8x^3-10x^2-2x)/(3-10x-11x^3)?

what is the limit as x goes to NEGATIVE infinity of
(8x^3-10x^2-2x)/(3-10x-11x^3)?

• Calculus - Reiny, Friday, January 25, 2013 at 6:40pm

  as x get larger your expression reduces to
  8x^3/-11x^3 , the other terms become
  this approaches -8/11
  
  when x becomes negative infinity, the numerator is negative, but the bottom is positive, so
  still -8/11
  

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