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[" If the equation "cx^(2)+bx-2a=0" has ...

[" If the equation "cx^(2)+bx-2a=0" has no real roots "],[" and "a<(b+c)/(2)," then "-],[" (A) ac "<0],[" (B) a "<0],[" (C) "(c-b)/(2)>a],[" (D) "(c+2b)/(8)>a]

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