y=(2x+2+2)/(x+1)
=[2(x+1)+2]/(x+1)
=2(x+1)/(x+1)+2/(x+1)
=2+2/(x+1)
y-2=2/(x+1)
所以是由y=2/x向左一个单位,向上2个单位得到
说明函数Y=X+1分之2X+4的图像是由哪个反比例函数图像经过怎样平移得到的
说明函数Y=X+1分之2X+4的图像是由哪个反比例函数图像经过怎样平移得到的
数学人气:773 ℃时间:2019-08-20 23:12:33
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