Homework Help: Algebra 2

Posted by Esther on Wednesday, March 2, 2011 at 2:45am.

Find all numbers for which the rational expression is undefined. p^3-3p/p2-49. Thank you.

Algebra 2 - agrin04, Wednesday, March 2, 2011 at 4:30am
Only consider the denominator. this expression is undefined when p^2 - 49 = 0

Factorise this and you'll get the results

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