(-3)대-13÷(-2⼀1)

2024-12-19 01:51:30
推荐回答(2个)
回答1:

(-3)³-13÷(-2/1)

解:

(-3)³-13÷(-2/1)

= -27 -13x(-2)

= -27 +26

= -1

回答2:

(-3)³-13÷(-2/1)
= -27 -13÷(-2)
= -27 +13/2=-54/2+13/2
=-(54-13)/2=-41/2