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Show that x=1 is a root of the polynomia...

Show that `x=1` is a root of the polynomial `2x^3-3x^2+7x-6`

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`2x^3-3x^2+7x-6`, if `x=1`
`=> f(1)=2(1)^3-3(1)^2+7(1)-6 `
`=>2-3+7-6=0`

So, `x=1` is a root of the polynomial `2x^3-3x^2+7x-6`
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