数学难题很急很急,求大神指点,万分谢谢! 5
{0.24(2.68-0.066xy2(y2是x下标)=0.44(1.79-0.034xy1(y1是x下标)xy1+xy2=60(y1,y2是x下标)以上是方程组算出xy...
{0.24(2.68-0.066xy2(y2是x下标)=0.44(1.79-0.034xy1(y1是x下标)xy1+xy2=60(y1,y2是x下标)以上是方程组算出xy1,xy2(y1,y2是x下标)18X1-X1²-14(3X1-13/2)-(3X1-13/2)²=105(1是x下标)算出x1,x2(1,2是x下标)
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