已知逻辑函数Y1和Y2 Y1（ABCD)=∑m（2,4,6,9,13,14)＋∑d（0,1,3,8,11,15) Y2（ABCD)=∑m（4,5,7,9,12,13,14)＋∑d（1

已知逻辑函数Y₁和Y₂

Y₁(ABCD)=∑m(2,4,6,9,13,14)+∑d(0,1,3,8,11,15)

Y₂(ABCD)=∑m(4,5,7,9,12,13,14)+∑d(1,3,8,10)利用卡诺图化简法直接求函数Y₁+Y₂。