第1题 (2.5) 分 The difference was ________ cross the river.A、where to B、how to C、what to D、which to 第2题 (2.5) 分 — Let’s have a party in our department.— _________ .A、All right B、Good idea C、Very good D、I like 第3题 (2

matlab输入diff(diff(diff(1/6*x^3)))有问题吗?怎么不出现结果? 第1题 (2.5) 分 The boy’s bad behavior at school ________ his parents as well as his teachers 有谁知道matlab里这句 tmp=([1;diff(x)]~ diff是什么意思 diff time 大智慧指标,错误line 5:C1001 :语法错误：“,”SQX:=(C-MA(CLOSE,13))*100;DIFF:EMA(MA(SQX,7),1),COLOR00FFFF;DEA:EMA(DIFF,3),COLORFF33FF;MACD:(DIFF-DEA)*2,COLORSTICK;低位金叉:=IF(CROSS(DIFF,DEA) AND DIFF=0));二次金叉:IF(CROSS(DIFF,DE 第1题 (2.5) 分 The difference was ________ cross the river.A、where to B、how to C、what to D、which to 第2题 (2.5) 分 — Let’s have a party in our department.— _________ .A、All right B、Good idea C、Very good D、I like 第3题 (2 英语翻译Chart of association of diff sub-phase of development to the etiology of personal disorders. the two sides failed to reach an a----because there were great diff 初二英语问题,速!1、（ ）We have a ____ time ____ up to the office when there is something wrong with the lift. A、difficult;climb B、difficultly;climbing C、difficultly;to climb C、 diff 第1题 (2.0) 分 You never told us why you were one hour late for the last meeting,（） ? 第1题 1..The boy knows little English and______.(1.00分) A.so do I B.nei sad += (diff < 0)?(-diff):diff; c语言, matlab diff怎么不能求1/x^2的导数>> syms x>> f = 1/x^2 f = 1/x^2 >> diff('f',x) ans = 0 怎么用matlab解定积分方程syms x a0 a1n1=a0; %第一个形函数n2=a0+a1*x; %第二个形函数Z11=-Cl^2*diff(n1,x,2)/(o*w)+o*w*n1-Qsr;Z12=-Cl^2*diff(n1,x,2)/(o*w)+o*w*n2-Qsr;Z1=Z11*n1;Z2=Z12*n2;solve('int(Z1,0,2.5)=0','int(Z2,0,2.5)=0') %积 matlab中为什么这个函数只能输出第一个参数?function [n,y]=HT(f,c,e)%计算步长y1=diff(f,2);f1=@(x)eval(y1);,fmin]=fminbnd(f1,c(1),c(2));y1=diff(-f,2);f1=@(x)eval(y1);,fmax]=fminbnd(f1,c(1),c(2));b=max(abs(fmin),abs(fmax));n=ceil((b*( 单选题 第1题 (2.0) 分 The trip was and people were enjoying themselves.A、pleased B、pleasant C、g第41题 (2.0) 分 I was late for school this morning because I the first bus.A、missed B、caught C、forgot D、left 第42题 (2.0) 分 I th MATLAB中的dx=[1;abs(diff(x))]这个是啥意思,看不懂