(3⼀1-7⼀5-2⼀5)*105-36⼀17*8+2⼀17*8 [(1-1⼀3)^2-(-5⼀3)⼀(-9⼀8)]*(-3⼀2)^3 怎么做

2025-06-22 23:03:52
推荐回答(2个)
回答1:

(3/1-7/5-5/2)*105-36/17*8+2/17*8
=3/1*105-7/5*105-5/2*105-(36-2)/17*8
=35-75-42-34/17*8
=-82-16
=-98

[(1-1/3)^2-(-5/3)/(-9/8)]*(-3/2)^3
=[4/9-40/27]*(-27/8)
=-28/27*(-27/8)
=3.5

回答2:

楼上正确的