設(shè)函數(shù)f(x)在區(qū)間[0,1]上連續(xù),證明∫f(1-2x)dx上限為1/2下限為0=1/2∫f(x)dx上限
設(shè)函數(shù)f(x)在區(qū)間[0,1]上連續(xù),證明∫f(1-2x)dx上限為1/2下限為0=1/2∫f(x)dx上限
數(shù)學(xué)人氣:149 ℃時(shí)間:2020-05-22 00:26:40
優(yōu)質(zhì)解答
f(x)在區(qū)間[0,1]上連續(xù)∫ [0,1/2]f(1-2x) dx令 u=1-2x,du = -2dx, u: 1->0= (-1/2) ∫ [1,0]f(u) du= (1/2) ∫ [0,1]f(u) du定積分上下限交換位置,積分的值 *(-1) =(1/2) ∫ [0...
我來回答
類似推薦
- 設(shè)函數(shù)f(x)在區(qū)間[a,b]上連續(xù),證明:∫f(x)dx=f(a+b-x)dx
- 設(shè)函數(shù)f(x) 在區(qū)間( -a ,a)上連續(xù),證明 f 上a 下 0 f(x)dx= f 上a 下 0 (f (x) +f(-x)dx
- 已知函數(shù)f(x)=2x+1/x+1.(1)用定義證明函數(shù)在區(qū)間[1,+∞)是增函數(shù);
- 1.證明函數(shù)f(x)=-x^2+2x+3在區(qū)間(-∞,1]上是增函數(shù) 2.
- 設(shè)函數(shù)f(x)在區(qū)間[0,1]上連續(xù),證明∫[∫f(t)dt]dx=∫(1-x)f(x)dx
- 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(zhǎng)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