化简:根号下(x²y²+y四次方)

问题描述:

化简:根号下(x²y²+y四次方)
化简:根号(x²y²+y四次方)

根号(x²y²+y四次方)
=根号y²(x²+y²)
=lyl根号(x²+y²)
如果本题有什么不明白可以追问,