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8、若二次函數 y=ax2+bx+c 的圖形有最低點,其位置在 y軸的左方,則點 ( a , b ) 在第_15___象限。
問題詳情
8、若二次函數 y=ax2+bx+c 的圖形有最低點,其位置在 y軸的左方,則點 ( a , b ) 在第_15___象限。
參考答案
答案:B
難度:非常簡單0.941176
統計:A(1),B(16),C(0),D(0),E(0)
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