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歡迎您訪問數學考題練習:已知正比例函數y=(k+3)x,若y隨x的增大!

數學考題練習:已知正比例函數y=(k+3)x,若y隨x的增大

更新時間:2024-01-12 14:02:28作者:貝語網校

已知正比例函數y=(k+3)x,若y隨x的增大而減小,則k的取值范圍是________.

試題答案

k<-3

∵正比例函數 y=(k+3)x中,y的值隨自變量x的值增大而減小,∴k+3<0,解得k<-3.
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