78.59.48.35.18.11.()A4,B5,C6,D7
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78.59.48.35.18.11.()A4,B5,C6,D7
用5.36.18.11算24
北纬18.38° 东经78.59° 是哪里
5938.265949的三次根等于18.11它的计算步骤?
怎么用matlab求y = 78.59e.^(0.1037x) x=[3 6 9 12 15 18 21 24]
函数IF的问题得分 91.50 94.74 71.00 81.40 75.79 92.30 78.59 74.00 87.00 78.60 92.90 92.00 85.46 69.70 91.64 81.00 79.40 我有一组这个数据.想求当
matlab求大神指点课本上面的上面的例子为:clear allclcn=[4500:500:5500];T=[78.59 83.04 85.01 86.63 87.09 85.87 84.67 82.50 80.54];dt=polyfit(n,T,4);n1=1000:100:5400;t=polyval(dt,n1);figure(1)title('发动机外特性‘)plot(n1,t
怎么用matlab求一个三元二次函数的最小值?函数是Y= -22.92X1+52.32X2+10.90X3+2.62X1X2-11.41X1X3+17.93X2X3+1.58X1^2-28.57X2^2+18.11X3^2+220.65,X1,X2,X3的取值范围都是[-1.682,1.682],希望能给我写一下具体的编程,还有X0
英语翻译Dear All I e.mailed you in respect of the above numbered claim on 18.11.10 with no response.The claim letter stated that the claim would be accepted only when the parts were returned to Ford Daventry (sent 15.09.10) within 3 months.I have
勾股定理习题18.11.要从电线杆离地面5m处向地面拉一条长为7m的钢缆,求地面钢缆固定点A到电线杆底部B的距离(精确到0.01m).我想问AB怎么求?本人才疏学浅,还望多指教!