2倍根号3(3根号75-根号12-根号27)

问题描述:

2倍根号3(3根号75-根号12-根号27)

2倍根号3(3根号75-根号12-根号27)
= 2√3(15√3-2√3-3√3)
=2√3 x 10√3
= 60