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If the equation 4x2 – 5 x + k = 0 has two equal solutions. Find the value of k. |
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Answer» If there is one solution, the discriminant = 0 b2 - 4ac = 0 (-5)2 - 4 x 4 x k = 0 25 - 16k = 0 16k = 25 \(K=\frac{25}{16}=1\frac{9}{16}\) |
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