2.填空 (F(A, B, C=AB+BC=2m(?) 解:F(A,B,C)=AB+BC AB( C+C)+(A+ABC ABC + ABC +ABC =m7+m6+m3 =∑(7,6,3)c A00011110 0 12. 填空 (1)F(A,B,C)=AB+BC=∑m(?) 解: F(A,B,C)=AB+BC = AB( C+ C ) + ( A+ A )BC = ABC + ABC +ABC = m7 + m6 +m3 = ∑ ( 7 , 6 , 3 )