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Without solving the equation find the nature of equation a2x2 +4ax +4 = 0. |
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Answer» a2x2 +4ax +4 = 0 D = b2 - 4ac = (4a)2 -4 x a2 x 4 = 16a2 - 16a2 = 0 D = 0 If D = 0, then the quadratic equation has 1 solution. |
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