F=A'B'+C 红色圈最小项,即标注最简与或式
=(A'+C)(B'+C) 绿色圈最大项,即标注最简或与式
F=A'B'+BC'+AC
=(A+B'+C')(A'+B+C)
F=BC+D+D'(B'+C')(AD+B)
=BC+D+(B'+C')(AD+B)
=BC+D+AB'D+AC'D+BC' 先化简到此步
=B+D
=(B+D)
F=A'D+B'C'
=(A'+B')(A'+C')(C'+D)(B'+D)