Determine the value of kkk for which the line (k−3)x−(5−k2)y+k2−7k+6=0(k-3)x - (5-k^2)y + k^2 - 7k + 6 = 0(k−3)x−(5−k2)y+k2−7k+6=0 is parallel to the xxx-axis.
333
5\sqrt{5}5
111
222