化简 1. 根号12乘根号3减5 2.(1+√2)(1-√3) 3.

2025-12-14 15:29:49
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回答1:

1. 根号12乘根号3减5=√(12×3)-5=√36-5=6-5=1
2.(1+√2)(1-√3)=1-√3+√2-√6