负3⼀7的2017次方乘以负7⼀3的2018次方等

2025-06-27 16:04:48
推荐回答(2个)
回答1:


如图

回答2:

(-3/7)^2017X(-7/3)^2018
=[(-3/7)X(-7/3)]2017X(-7/3)
=(1^2017)X(-7/3)
=-7/3.