计算(-3)²-(-2⼀3)³÷2⼀9-6÷(-2⼀3)²

2025-02-28 15:14:33
推荐回答(1个)
回答1:

(-3)²-(-2/3)³÷2/9-6÷(-2/3)²
=9+4/3-54/4
=(108+16-162)/12
=-19/6