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d is correct answer of this question we know that irrational root occur in conjugate pairwe assume g(x)x-y)f(x)(x-y)(x^2+ax+b)x^3+ax^2+bx-yx^2-axy-by=x^3+px+qx^3+(a-y)x^2+(b-ay)x-by=x^3+px+qa=yb-ay=p-by=qfrom here no relation will match

Let