[問題] 請問指考一題數學
填充第二題
題目說向量PP'和QQ'=(-3,4,6)求最大值
可是都已經說明了是(-3,4,6)這個向量,為何還有最大值就像我圖畫的那樣固定在那裡了
應該無法變動才對。
謝謝
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