(-2)^-3-|-1⼀2|+(1⼀3)^-2+(π-3)^0

2024-12-17 06:01:57
推荐回答(1个)
回答1:

(-2)^-3-|-1/2|+(1/3)^-2+(π-3)^0
=1/(-2)^3-1/2+3^2+1
=-1/8-1/2+9+1
=-1/8-4/8+10
=-5/8+10
=75/8