作业帮log5[log根号2-1(1/根号（3+2根号2）)] 等于多少?如图
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/28 02:43:28
![log5[log根号2-1(1/根号（3+2根号2）)] 等于多少?如图](/uploads/image/z/6852053-29-3.jpg?t=log5%5Blog%E6%A0%B9%E5%8F%B72-1%281%2F%E6%A0%B9%E5%8F%B7%EF%BC%883%2B2%E6%A0%B9%E5%8F%B72%EF%BC%89%29%5D+%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%3F%E5%A6%82%E5%9B%BE)
log5[log根号2-1(1/根号（3+2根号2）)] 等于多少?如图
log5[log根号2-1(1/根号（3+2根号2）)] 等于多少?
如图
log5[log根号2-1(1/根号（3+2根号2）)] 等于多少?如图
因为根号下3加2倍根号2等于根号2加1所以1/根号[3加2根号2]等于根号2-1
所以log根号2-1底[根号2-1]=1所以log5底1=0
完