3.Each of two boxes contains three chips numbered 1,2,3.A chip is drawn randomly from each box and the numbers on the two chips are multiplied.What is the probability that their product is even?( )
兩個(gè)盒子中的每一個(gè)都包含編號(hào)為1,2,3的三個(gè)籌碼。從每個(gè)盒子中隨機(jī)抽取一個(gè)籌碼,然后將兩個(gè)籌碼上的數(shù)字相乘。他們的乘積是偶數(shù)的概率是多少?( ?。?/div>
發(fā)布:2024/9/7 5:0:8組卷:10引用:2難度:0.5