(1)3a+2>0∴a>-2/3
(2)3a+2好像有錯誤…
已知一次函數(shù)y=(3a+2)x-(4-b),求字母a,b為何值時:
已知一次函數(shù)y=(3a+2)x-(4-b),求字母a,b為何值時:
(1)y隨x的增大為增大
(2)圖象不經(jīng)過第一象限
(3)圖象經(jīng)過原點
(4)圖象平行于y=-4x+3
(5)圖象與y軸交點在x軸下方
(1)y隨x的增大為增大
(2)圖象不經(jīng)過第一象限
(3)圖象經(jīng)過原點
(4)圖象平行于y=-4x+3
(5)圖象與y軸交點在x軸下方
數(shù)學人氣:862 ℃時間:2020-06-29 04:06:33
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