x=0:0.1:1; y=56.6915*x^3-87.1174*x^2+40.0070*x-0.09043; plot
matlab中写入代码:x=0:0.1:1; y=(1+2*x)^(1/2) ; plot(x,y)
mathematica,可以画出 Plot[n,{x,0,2Pi}] 但是 画不出 y=D[n,x] Plot[y,x]
x=0:0.01:100; y=2^x.; plot(x,y) 为什么出错?
x=0:0.1:10; y=(x^2+9*x-128)/(x^2-2*x-22); plot(x,y)我编写MATLAB
matlab中如何画图!看看x=-10:0.1:10; y=exp(-(x.- 1)^2);plot(x,y)是怎么回事
matlab画图x = 0:0.01:10; y =sin(2*x)*cos(100*x)/(2*x); plot(x,
matlab中如何画图!x=-pi:0.1:pi; y=cos(x)/cos(2*x);plot(x.y)
matlab绘图疑问 x=0:0.01:40; y=x.^3-60*x.^2+900*x+100; plot(x,y,'
x=-20:0.01:20; y=x.*x+2; plot(x,y( :,20))后面的(x,y( :,
matlab画函数 x=-2:0.001:2; y=3*cos(0.5*x)*cos(0.025*x); plot(x,
matlab x=0:6:15; y=10*(x^2+1).^(-3/2).*[1-3/(x^2+1)]; plot(y
x=0:0.1:10;y=(1+exp(x-1))^-1;plot(x,y) 这个matlab程序为什么不对?x的取值可