[請益] 高中空間向量問題
學生作業的題目,本來懷疑是不是抄錯後面兩個2都是1?
不過他說沒有,我就做不出來,煩請高手解答,謝謝!
設O(0,0,0)、A(4,3,0)、B(-2,1,2)、C(0,3,0)為空間中四點,
若向量OP=xOA+yOB+zOC,0小於等於x,y,z小於等於2,且x+y+z=2,
求P點軌跡之區域面積?
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