Find the value of k so that the following quadratic equation has equal roots: 2k^ -(k-2)x + 1
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b²- 4ac ≥0
(k -2)²-4*2 *1 ≥0
k² +4 -4k -8≥0
k²-4k -4≥0
k²- 2k-2k -4 ≥0
k(k-2) or -2 (k-2)
k≥2
(k -2)²-4*2 *1 ≥0
k² +4 -4k -8≥0
k²-4k -4≥0
k²- 2k-2k -4 ≥0
k(k-2) or -2 (k-2)
k≥2
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