(√3+√2-1)-(√2-√3)的绝对值 计算
问题描述:
(√3+√2-1)-(√2-√3)的绝对值 计算
答
|(√3+√2-1)-(√2-√3)|
=|√3+√2-1-√2+√3|
=|2√3-1|
=2√3-1
答
(√3+√2-1)-|√2-√3|
=√3+√2-1-(√3-√2)
=√3+√2-1-√3+√2
=2√2-1