用matlab绘制 y1=x1*log(x)+x2*x^2*log(x)+x3*x^2+x4+p0*x^4/(64*D) x=[6.5e-3 11e-3];和y2=x5*log(x)+x6*x^2*log(x)+x7*x^2+x8+p0*x^4*rb/(64*D*(rb-rk))-p0*x^5/(225*D*(rb-rk));X=[11e-3 14e-3];其中h=4e-4;E=2e11;u=0.3;D=E*h^3/(12*(1-u^2));p0=3e6;y1 y2
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![用matlab绘制 y1=x1*log(x)+x2*x^2*log(x)+x3*x^2+x4+p0*x^4/(64*D) x=[6.5e-3 11e-3];和y2=x5*log(x)+x6*x^2*log(x)+x7*x^2+x8+p0*x^4*rb/(64*D*(rb-rk))-p0*x^5/(225*D*(rb-rk));X=[11e-3 14e-3];其中h=4e-4;E=2e11;u=0.3;D=E*h^3/(12*(1-u^2));p0=3e6;y1 y2](/uploads/image/z/3687331-67-1.jpg?t=%E7%94%A8matlab%E7%BB%98%E5%88%B6+y1%3Dx1%2Alog%28x%29%2Bx2%2Ax%5E2%2Alog%28x%29%2Bx3%2Ax%5E2%2Bx4%2Bp0%2Ax%5E4%2F%2864%2AD%29+x%3D%5B6.5e-3+11e-3%5D%3B%E5%92%8Cy2%3Dx5%2Alog%28x%29%2Bx6%2Ax%5E2%2Alog%28x%29%2Bx7%2Ax%5E2%2Bx8%2Bp0%2Ax%5E4%2Arb%2F%2864%2AD%2A%28rb-rk%29%29-p0%2Ax%5E5%2F%28225%2AD%2A%28rb-rk%29%29%EF%BC%9BX%3D%5B11e-3+14e-3%5D%3B%E5%85%B6%E4%B8%ADh%3D4e-4%3BE%3D2e11%3Bu%3D0.3%3BD%3DE%2Ah%5E3%2F%2812%2A%281-u%5E2%29%29%3Bp0%3D3e6%3By1+y2)
用matlab绘制 y1=x1*log(x)+x2*x^2*log(x)+x3*x^2+x4+p0*x^4/(64*D) x=[6.5e-3 11e-3];和y2=x5*log(x)+x6*x^2*log(x)+x7*x^2+x8+p0*x^4*rb/(64*D*(rb-rk))-p0*x^5/(225*D*(rb-rk));X=[11e-3 14e-3];其中h=4e-4;E=2e11;u=0.3;D=E*h^3/(12*(1-u^2));p0=3e6;y1 y2
用matlab绘制 y1=x1*log(x)+x2*x^2*log(x)+x3*x^2+x4+p0*x^4/(64*D) x=[6.5e-3 11e-3];
和y2=x5*log(x)+x6*x^2*log(x)+x7*x^2+x8+p0*x^4*rb/(64*D*(rb-rk))-p0*x^5/(225*D*(rb-rk));X=[11e-3 14e-3];其中h=4e-4;E=2e11;u=0.3;D=E*h^3/(12*(1-u^2));p0=3e6;
y1 y2组成一个方程组,绘制方程组的图像
用matlab绘制 y1=x1*log(x)+x2*x^2*log(x)+x3*x^2+x4+p0*x^4/(64*D) x=[6.5e-3 11e-3];和y2=x5*log(x)+x6*x^2*log(x)+x7*x^2+x8+p0*x^4*rb/(64*D*(rb-rk))-p0*x^5/(225*D*(rb-rk));X=[11e-3 14e-3];其中h=4e-4;E=2e11;u=0.3;D=E*h^3/(12*(1-u^2));p0=3e6;y1 y2
你给的条件显然不够:
x1, x2, ..., x8是什么?
第二个方程中的rb和rk是什么?
第二个方程后面给的X有什么用?
建议提问的时候认真一点,尽量把问题说清楚,那样既有助于你的问题尽快得到解决,也避免无谓地浪费别人的时间精力.
就是以x为横坐标画y1,y2的图?x的取值范围不一样的我在每个方程后面表明了,x1= -0.003187724629194;x2=-50.227734374999997;x3= -1.934852705286614e+002;x4=-0.018636769870490;x5=-0.004905182558882;x6= -97.540624999999963;x7=-3.9897430196...
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就是以x为横坐标画y1,y2的图?
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