计算:(1+根号2+根号3)*(1-根号2-根号3)

2024-12-28 14:26:14
推荐回答(1个)
回答1:

(1+根号2+根号3)*(1-根号2-根号3)
=1-(√2+√3)²
=1-(2+3+2√6)
=-2√6-4