(√18﹣√1⼀2)×√8等于多少?

求解题过程~
2025-02-26 09:48:50
推荐回答(1个)
回答1:


(√18-√1/2)×√8
=(3√2-√2/2)×2√2
=(3√2×2√2)-(√2/2×2√2)
=12-2
=10