根号2(根号2-根号2分之1)
问题描述:
根号2(根号2-根号2分之1)
答
根号2(根号2-根号2分之1)
= 2- 1
= 1
根号2(根号2-根号2分之1)
根号2(根号2-根号2分之1)
= 2- 1
= 1