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[" Q.(12) If the equation "ax^(2)+bx+c=0...

[" Q.(12) If the equation "ax^(2)+bx+c=0" ,it "],[" is given that "D=(b^(2)-4ac)>0." Then "],[" the roats of equation are "],[" a real aud equal (breal and vhequal "],[" (c) imajinary "]

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