{5-2*(根号3-2}-3*(根号2+1)保留两位小数

问题描述:

{5-2*(根号3-2}-3*(根号2+1)保留两位小数

{5-2*(根号3-2}-3*(根号2+1)
=5-2√3+4-3√2-3
=6-2√3-3√2
≈-1.71.