已知x满足√(99-x)(x-99)=√99-x·√x-99,y是√2007+x的整数部分,求√x+y的值

问题描述:

已知x满足√(99-x)(x-99)=√99-x·√x-99,y是√2007+x的整数部分,求√x+y的值