(2+2根号5)分之8的化简 结果
问题描述:
(2+2根号5)分之8的化简 结果
答
8/(2+2√5)
=4/(1+√5)
=4(√5-1)/(5-1)
=√5-1
(2+2根号5)分之8的化简 结果
8/(2+2√5)
=4/(1+√5)
=4(√5-1)/(5-1)
=√5-1