八年级数学题求解(√12-√1⼀2-2√1⼀3)-(√1⼀8-√18)

2025-05-17 02:52:55
推荐回答(2个)
回答1:

解:﹙√12-√1/2-2√1/3﹚-﹙√1/8-√18﹚
=2√3-√2/2-2/3 √3-√2/4+3√2
=4/3 √3+9/4 √2

回答2:

解:原式=2√3-√2/2-2/3 √3-√2/4+3√2
=4/3 √3+9/4 √2