1.

If one zero of the polynomial `x^3-4x+1` is `2+sqrt3` write the other zero

Answer» Correct Answer - `(2-sqrt3)`
Let the other zero be `alpha`.
Then, sum of zoros = `(-("coefficient of x"))/(("coefficient of " x^(2)) = (-(-4))/1 = 4.`
`:. (2 + sqrt3)+ alpha = 4 rArr alpha= (2 - sqrt3).`


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