答因?yàn)閒(x)=1-ax/1+x
所以反函數(shù)f-1(x)=1-x/a+x
因?yàn)閒(x)=1-ax/1+x的圖像關(guān)于y=x對(duì)稱
所以f(x)=f-1(x)
即(1-ax)/(1+x)=(1-x)/(a+x)
化簡得(1-a)[x^2+(1+a)x-1]=0
解得a=1
f(x)=1-ax/1+x的圖像關(guān)于y=x對(duì)稱,1)求實(shí)數(shù)a的值.2)解關(guān)于不等式f-1(x-1)>m.(f-1為f的-1次方)
f(x)=1-ax/1+x的圖像關(guān)于y=x對(duì)稱,1)求實(shí)數(shù)a的值.2)解關(guān)于不等式f-1(x-1)>m.(f-1為f的-1次方)
數(shù)學(xué)人氣:811 ℃時(shí)間:2020-06-03 09:46:20
優(yōu)質(zhì)解答
我來回答
類似推薦
- 若函數(shù)f(x+1)的定義域?yàn)椋?½,2),則f(x²)的定義域是:
- 1.不論k取什么非零實(shí)數(shù),一次函數(shù)f(x)=kx-2k+1的反函數(shù)的圖像恒過點(diǎn)___(填寫點(diǎn)的坐標(biāo))
- 一道高中函數(shù)很簡單的題
- 一道高中函數(shù)題,
- 求解幾道A國高中函數(shù)題,
- 函數(shù)f(x)=sinx-cosx^2的最小值是?
- 英語翻譯
- I took my grandpa to the hospital this morning,_____ I missed the first class.
- So crazy
- 方差是各個(gè)數(shù)據(jù)與平均數(shù)之差的平方的平均數(shù)
- 函數(shù)y=f(x)與它反函數(shù)y=f^-1(x)怎么讀?
- These are photos of my families.Look at them 改錯(cuò)
猜你喜歡
- 1平面與平面重合,是否屬于平行一類?那重合的兩直線,也屬于平行一類的嗎?
- 2非洲每年因饑餓死亡的人數(shù)及現(xiàn)在饑餓人口數(shù)量拜托各位了 3Q
- 3decide to do sth.還=什么
- 4(7/8)o you think of london?B:5.____london is one of the liveliest cities
- 5啤酒可以托運(yùn)嗎
- 6邊長為2√6的等邊三角形的中心到一邊的距離為?
- 7please give your hand to help me
- 8已知2的X次方等于3的Y次方等于6的Z次方不等等于1,證明X分之一加Y分之一等于Z分之一.
- 9幫我做做?
- 10機(jī)械分析天平TG628A的使用說明書
- 11in winter ,we wear warm coats to protect our bodies_.
- 12( )was most importance to her ,she told me,was her family it this what as