若x+y=5,xy=6,则x2y+xy2的值为_.

问题描述:

若x+y=5,xy=6,则x2y+xy2的值为______.

∵x+y=5,xy=6,
∴x2y+xy2
=xy(x+y)
=5×6
=30.
故答案为:30.