問題詳情
7.右圖，已知兩線型函數 f (x)＝3x－5 與 g (x)＝ax＋7 的圖形相交於點 P(2 , b)，則 a、b 的關係為何？
(A) a＝－2b
(B) a＝2b
(C) a＝－3b
(D) a＝3b
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增
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