求,根号5(根号5+1分之根号5)-根号5-2的绝对值,各位大神求解答,今日之内拜托啦

2024-11-18 23:36:29
推荐回答(1个)
回答1:

由√5(√5/(√5+1))-|√5-2|
=5/(√5+1)-√5+2
=(5-√5)/4-√5+2
=13/4-5√5/4