问题
解答题
[(
|
答案
[(
)3×(-2)3]-(-1 2
+2 3
)÷(-2)1 2
=[
×(-2)]3-(-1 2
+4 6
)×(-3 6
)1 2
=-1-(-
)×(-1 6
)1 2
=-1-1 12
=-1+(-
)1 12
=-
.13 12
[(
|
[(
)3×(-2)3]-(-1 2
+2 3
)÷(-2)1 2
=[
×(-2)]3-(-1 2
+4 6
)×(-3 6
)1 2
=-1-(-
)×(-1 6
)1 2
=-1-1 12
=-1+(-
)1 12
=-
.13 12