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一道高中英语选择题An actor can not well play the role without life experience___more than a dancer can make a defference without much practice.A any B no C not D much答案为A请解释一下. Stop walking up and down like that!I can't help ______ ----I'm really nervous.A.so B.that C.it D.them选哪一个?这句话又怎么翻译啊? matlab求教画图.z=[0:0.01:2],x=[0:0.01:3],在x《1时y=x+z;1 呵,支个招,找规律(n=2 s=3) (n=3 s=6) (n=4 s=9),求s与n的关系式(n=1 s=1 n=2) (s=5 n=3) (s=9 n=13)求s与n的关系式搞错了 I must apologize for __________ ahead of time,A,letting you not know B,not letting you knowC,letting you know not D,letting not you know在这里为什么A不行平常中 Let sb.not do 不是也可以么? 9/5,16/12,25/21,36/32……按这种规律写出第7个数据是什么?/是分数线. 一个matlab的画图程序,怎么将for循环去掉,提高运行速度clc;clear;x=0:0.01:0.99;y=0:0.01:0.99;figure(1)hold onfor i=1:50for j=1:100if y(j) ( )the Atlantic Ocean crosses the equator,the trade winds cause a flow of water to the west.A.That B.when C.Where D.Though 【高中英语】一道选择题she lost her book and borrowed( ) from the nearby library .空处填another 还是one.为什么? Have you known Dr.Jackson for a long time?-Yes,since she ____the Chinese Society.A.has joined B.joins C.had joined D.joined 请讲明理由~ 找规律20 19 17 14 ( ) ( ) 一道英语选择题.请问,该选哪个?I'm sure it will never happen,but if he ______ late for work again,he _________ fired.‘我相信不会发生这个事,但如果他再一次迟到的话,他也许会被辞职.’(A) had been / might have bee 一道英语选择题,请问选哪个以及为什么the teacher____taught me when i was a child is___i am going to visit.A.whom,where B.who,which C.who,the one D.that,which 为啥?Mergers may be effected to revive or rejuvenate failing businesses by the infusion of new management and personnel.A.inspectionB.introductionC.evaluationD.concentrationinfusion下边有条线,对不起了 关于幂的运算1的三次加2的三次加4的三次.加到2011的三次方, 幂的运算数学题1.(a+b)的2次方*(b+a)的3次方 2.(x-y)的3次方*(y-x)的3次方 化简啊 哪为大哥有三次样条插值MATLAB函数的程序啊,给小弟发个啊,急用!如题!就这多分了,全部送上! matlab 三次样条插值函数如何根据数据得到三次样条插值函数的表达式 现在的情况是三次样条插值曲线已经得到,想得到这个曲线的函数表达式?x1=[5.20 8.17 9.79 11 12.33 19.07];y1=[9.67 61.84 79.14 84.51 8 matlab 插值函数用matlab求解这五个坐标(5,7)(2,6)(8,2)(4,3)(6,9)插值函数每个坐标有一个值0.1 0.3 0.5 0.4 0.6 英语选择题.选哪一个.为什么.The spacemam found ()to look at the earth away fromit1 a most exciting experience 2 the experience most exciting 3 that a most exciting experience4 it a most exciting experience 幂的运算1、如果x²+x-1=0,求x³+2x²+3的值2、已知3x²-x-1=0,求6x³+7x²-5x+100的值3、若N=2^12×5^8,则是几位整数.答_____________位.4、16²×4³×2^6=2^2x-1 ,[(10)²]^y=10^12 ,求2x+y5、已 幂的运算 1.已知:3^m=81,3^n=27,求3^(m+n)的值2.已知:2x=5y-3=0,求4^x*32^y的值 插值之后怎么把因变量的值和拟合的函数表达式输出来 matlab matlab 里面spline插值后形成的函数表达式怎么调用spline插值后,得到的是分阶段函数,怎么在后续的计算中调用这些分阶段函数,比如说求极值拐点之类的? 高一指数与指数幂的运算! 利用matlab实现Lagrange 插值多项式主程序为:function SF_Sinx = -5 : 0.01 : 5; y = sin(x); plot(x,y,'r:') % 绘制准确函数图像hold onpx = -5 : 1 : 5; % 插值点py = sin(px 1.计算:(1+(2^(-1/8))(二的负八分之一次幂))(1+(2^(-1/4)))(1+(2^(-1/2)))2.已知f(x)=x^a,且f(x)的图像过点(8,1/4),求f(27)的值 给定值表用matlab求lagrange插值多项式第一问:给定值:x:0.1 0.2 0.4 0.6 0.8 0.9 1 f(x):1 0.5 0.1 -1 -2 -3 -8第二问:并计算y=ln(1+x^2)在[-1,1]上的5次lagrange多项式,(等距分布)第一问 高一的指数幂的运算,计算题...根号下的(a+2倍根号下a-1)+根号下(a-2倍根号a-1)(a大于等于1)根号下(b-(2倍根号下b再-1)3次根号下(2+根号5)+三次根号下(2-根号5) 用matlab实现lagrange插值多项式.源程序如下:function [f,y0]=lagrange_interpolation(x,y,x0)% f lagrange插值函数% x,y 数据点% x0 插值的x坐标syms t;if length(x) == length(y) %检错n=length(x);elseerror('x和y的维数不相等, 准高一求救--指数和指数幂的运算为什么不能这样算:原式=(1+√2)(-√2-1)^(-2/2)(√2)^(1/4)