负三的二次方减去负二的三次方乘以负4÷负的1⼀4等于多少?

2025-04-06 20:13:08
推荐回答(1个)
回答1:

((-3)²-(-2)³)×(-4)÷(-1/4)
=(9+8)×(-4)×(-4)
=17×16
=(20-3)×16
=320-48
=272