(1+根2/根5+根3)+(1-根2/根5-根3)=根5-根6
问题描述:
(1+根2/根5+根3)+(1-根2/根5-根3)=根5-根6
答
(1+√2)/(√5+√3)+(1-√2)/(√5-√3)
=(1+√2)(√5-√3)/(5-3)+(1-√2)(√5+√3)/(5-3)
=(2√5-2√6)/2
=√5-√6