计算:(√2+√3-√6)(√2-√3+√6)

2024-11-23 02:01:03
推荐回答(1个)
回答1:

(√2+√3-√6)(√2-√3+√6)
=[√2+(√3-√6)][√2-(√3-√6)]
=(√2)²-(√3-√6)²
=2-(3-6√2+6)
=2-3+6√2-6
=-7+6√2