逻辑代数化简(A+B)(AB')

问题描述:

逻辑代数化简(A+B)(AB')
代数法化简(A+B)(AB'),我知道答案是AB',

(A+B)(AB')
=AAB+AB'B
=AB+0
=AB不对啊,我知道答案是AB',我要过程(A+B)(AB')=AAB‘+BAB'=AB'+ABB'=AB'+0=AB'