if a≠band the difference between the roots of the polynomials x^2+ax+b and x^2 +bx+a is the same ,then, (1) a+b+4=0.. (2) a+b-4 = 0.. (3) a- b +4 =0..(4) a-b -4=0... which is correct
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if a≠band the difference between the roots of the polynomials x^2+ax+b and x^2 +bx+a is the same ,then, (1) a+b+4=0.. (2) a+b-4 =
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