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[" If "a,b,c" are positive real numbers ...

[" If "a,b,c" are positive real numbers such that "a>b>c" and the quadratic equation "(a+b)],[-2c)x^(2)+(b+c-2a)x+(c+a-2b)=0" has a root in the interval "(-1,0)" then the "],[" roots of the equation "x^(2)+(a+c)x+4b^(2)=0" are "],[[" (a) imaginary "],[" (B) real and unequal."],[" (c) real and equal."],[" (D) less than "-1.]]

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