设根号2=a根号3=b用含有a,b的式子表示根号0.54

2025-06-26 18:46:00
推荐回答(1个)
回答1:

√0.54
=√(54/100)
=√(9/100 x6)
=√(3²/10² x6)
=3/10x√6
=3/10x√2×√3
=3/10xaxb
=3ab/10