Question

Verify x=-1/3is
is zero of polynomial 3x2-1​

Answer 1

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$3x(2 - 1) \\ x = \frac{-1}{3} \\ 3( \frac{-1}{3} )(1) \\ 3 \: will \: get \: cancle \\ -1 \times 1 \\ = -1 \\ therefore \: its \: not \: zero \: of \: the \: polynomial$