8⼀9, -2⼀3, 1⼀2, -3⼀8, 9⼀32, ( ) 请说明解题过程

2024-12-20 13:30:59
推荐回答(1个)
回答1:

-27/128
(8/9)*(-3/4)=-2/3
(-2/3)*(-3/4)=1/2
(1/2)*(-3/4)=-3/8
(-3/8)*(-3/4)=9/32
(9/32)*(-3/4)=-27/128