m-3的绝对值减去根号n^2减去4n加四怎么化简

2025-12-17 02:26:45
推荐回答(1个)
回答1:

|m-3|+|n-2|

  • 解析:

  |m-3|+√(n²-4n+4)

  =|m-3|+√(n-2)²

  =|m-3|+|n-2|