Question

2x-2x+k equal to 0 value of k is _

Answer 1

$\huge\underline\mathfrak\purple{Answer}$

${2x}^{2} - 2x + k = 0. \\ \\ a = 2 \: \: \: b = - 2 \: \: \: c = k. \\ \\ d = {b}^{2} - 4ac. \\ \\ = { - 2}^{2} - 4.2.k \\ \\ = 4 - 8k. \\ \\ \\ \\ or \: \: \: \: 4 = 8k \\ \\ k = \frac{1}{2} .$

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