Using factor theorem, factorize each of the following polynomials : `3x^3-x^2-3x+1`

Explanation

Let

`f(x)=3x^3-x^2-3x+1`

constant term=1

factor of 1`+-1`

for`4x+1=0 or x=-1`

`f(-1)=3(-1)^3-(-1)^2-3(-1)+1`

`=-3-1+3+1`

`f(-1)=0`

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