모두CBT
다음 중 다름 값을 나타내는 논리식은?
XY+Y\mathrm{X}\mathrm{Y} + \mathrm{Y}XY+Y
X‾Y+XY\overline{\mathrm{X}}\mathrm{Y}+\mathrm{XY}XY+XY
(Y+X+X‾)Y(\mathrm{Y} + \mathrm{X} + \overline{\mathrm{X}})\mathrm{Y}(Y+X+X)Y
X(Y‾+X+Y)\mathrm{X}(\overline{\mathrm{Y}} + \mathrm{X} + \mathrm{Y})X(Y+X+Y)