3(√3-兀)º-√20-√15/√5+(-1)²º¹³
问题描述:
3(√3-兀)º-√20-√15/√5+(-1)²º¹³
答
3×1-2倍根号5-根号3-1
=2-2倍根号5-根号3
3(√3-兀)º-√20-√15/√5+(-1)²º¹³
3×1-2倍根号5-根号3-1
=2-2倍根号5-根号3