y=(2x+1)/(x-1)
y={2(x-1)+3}/(x-1)
y=2+3/(x-1)
懂了嗎?就是湊!
反比例函數(shù)y=2x+1/x-1怎么分解啊,..
反比例函數(shù)y=2x+1/x-1怎么分解啊,..
y=(x+1)/(x+2) 可這樣分解
=(x+2-1)/(x+2)
=-1/(x+2) +1
y=-1/x左移后得y=-1/(x+2)
但y=2x+1/x-1怎么分解呢?
y=(x+1)/(x+2) 可這樣分解
=(x+2-1)/(x+2)
=-1/(x+2) +1
y=-1/x左移后得y=-1/(x+2)
但y=2x+1/x-1怎么分解呢?
其他人氣:737 ℃時間:2020-06-21 03:15:55
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