2+根号3-(根号3-1)分之1
问题描述:
2+根号3-(根号3-1)分之1
答
2+√3- 1/(√3-1)
=2+√3-(√3+1)/(3-1)
=2+√3- √3/2 -1/2
=(3/2) + (√3/2)