高中数学代数与函数一其他练习题95
题目内容

设点P(x,y)满足不等式组http://picflow.koolearn.com/upload/papers/g02/20101227/201012271617105491226.gif,则http://picflow.koolearn.com/upload/papers/g02/20101227/201012271617150021050.gif的最大值和最小值分别为

2021-07-16

A.-9,-11

B.-11http://picflow.koolearn.com/upload/papers/g02/20101227/20101227161817156887.gif,-9

C.-11http://picflow.koolearn.com/upload/papers/g02/20101227/20101227161828265887.gif,-9http://picflow.koolearn.com/upload/papers/g02/20101227/20101227161831218887.gif

D.9http://picflow.koolearn.com/upload/papers/g02/20101227/20101227161838812887.gif,-11

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