Let alpha,beta be the roots of the equat...

Let `alpha,beta` be the roots of the equation `ax^2+bx+c=0`. A root of the equation `a^3x^2+abcx+c^3=0` is (i) `alpha+beta` (ii) `alpha^2+beta` (iii)`alpha^2-beta` (iv) `alpha^2beta`

`alpha + beta`

`alpha^(2) +beta`

`alpha ^(2) -beta`

`alpha ^(2) beta`

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