Answers

2014-05-12T15:55:19+05:30
Substitute -1/3 in 3x^3-5x^2-11x-3.
if we get zero,-1/3 is the zero of the given polynomial.
3(-1/27)-5(1/9)-11(-1/3)-3
=-1/9-5/9+11/3-3
=0
so,-1/3 is zero of 3x^3-5x^2-11x-3.
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