1.

If the equation x^(2)-cx+d=0has roots equal to thefourth powers of the roots of x^(2)+ax+b=0, where a^(2) gt 4b, then the roots of x^(2)-4bx +2b^(2)-c=0will be

Answer»

both REAL
both NEGATIVE
both POSITIVE
ONE positive and one negative

ANSWER :a,d


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