1.

If alpha and beta are the roots of the , quadratic equation ,ax^(2)+bx+c=0 ,with alpha < beta ,then for x < alpha (or) x > beta, ax^(2)+bx+c and a have , (A) Opposite sign (B) Positive sign (C) same sign (D) none of these

Answer»

RATIONAL numbers
REAL and negative
negative real parts
none of these

Answer :C


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