1.

Which of the following equations have real & equal roots (1) 4x2+20x+25=0 (2) 6x2−9x−4=0 (3) 4x2+9x+5=0

Answer»

Which of the following equations have real & equal roots
(1) 4x2+20x+25=0
(2) 6x29x4=0
(3) 4x2+9x+5=0




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