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共找到 1254166 与谢谢thetaxi-driver 相关的结果,耗时1512 ms
35.—Hey ,look where you are going —Oh ,I’m terribly sorry ,________ .A .I’m not noticing B .I wasn’t noticing C .I haven’t noticed D .
英语
don’t notice最
1.Cou you tell me__ at the meeting? Sorry,I don't know.I didn't go to the meeting that day.1.Cou you tell me__ at the meeting? Sorry,
英语
don't know.I
Complete the sentences using your own ideas.1.If I get up late tomorrow,__________2.If I don't finish my homework,__________3.If I eat
英语
too much lunch
求助!有没有这个公式:定积分∫[Asin(2π/T)]^2=(A^2*T)/4高中物理交流电那块讲过,正弦式电流的有效值的√2倍就是电流的峰值.由此观之,令电流I=Asin(2π/T),可得(I有效)^2*T/2=∫I^2令sin(2π/T)=1,此
数学
A又因为 I有效=I(max
设n阶矩阵A=E-a*a^T,其中a是n维非零列向量,证明1.A^2=A的充要条件是a^T*a设n阶矩阵A=E-a*a^T,其中a是n维非零列向量,证明1.A^2=A的充要条件是a^T*a=12.当a^T*a=1时,A是不可逆矩阵
数学
1.r,h,n,y,e2.c,e,s,c,n,i,e3.p,1,a,p,e4.r,a,t5.p,o,c,u,m,r,t,e6.d,g,o7.s,m,i,u,c8.w,o,n
英语
, m, r, t, e
高手帮忙做几道数学题哈~~1、求函数f(t)=e^(2t)*cos(t+π/3)的傅氏变换.2、C表示x^2+y^2=3,f(z)=∫(3ξ^2+7ξ+1)/(ξ-z),求f'(1+i)3、计算积分I=∫dx/1+εcos2x,0
其他
正方体的6个面分别写着A、c、D、E、F、I.与A、E、I相对的面分别是哪个面?第一个正方形上面是I正面是A右面是E.第二个上是I正是F右是A.第三个上是I正是c右是F.
数学
Dima(1To5)AsIntegerPrivateSubCommand1Click()Dimi%,k%,t%,x%Fori=1To5a(i)=Int(Rnd*20)Picture1.Printa(i);Space(2);NextiFork=LBound(a())ToU
其他
iFor k = LBou
求证e^i(4π/n)+e^i(8π/n)+...+e^i4(n-1)π/n+e^i(4nπ/n)=0e^i(4π/n)+e^i(8π/n)+...+e^i(4(n-1)π/n)+e^i(4nπ/n)=e^i(4π/n)[1-e^i(4nπ/n)]/[1-e^4π]=0
数学
1-e^i(4nπ/n)]/
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