[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f5-FZOX6HUgo6xN8cxUTcSEcQBEMVAfyNLBhML3J4Eg0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":30,"type":31},[],"2025-06-17 16:06:10",202744588,[8,9,10,11],"二位","三位","四位","有效数字位数不确定",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":16},50,"3e97a901c09430d6cea38d3bd654e6e1","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbb062ff6068e05b64e1dc4486da29b2a.jpg","数值分析","exam_162401357","对于数字4200,有效数字位数为()",[20,32,42,51,60,69,79,88,95,98],{"answer":21,"createTime":22,"id":23,"options":24,"question":29,"source":30,"type":31},[],"2025-06-17 16:06:07",202744535,[25,26,27,28],"简单","收敛速度快","准确","占用内存少","牛顿—拉夫逊迭代法的主要优点是()","v1",0,{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":30,"type":31},[],"2025-06-17 16:06:08",202744537,[37,38,39,40],"数值解","奇点","包络","拓扑","是在特定条件下通过近似计算得出来的一个数值,而解析解为该函数的解析式",{"answer":43,"createTime":34,"id":44,"options":45,"question":50,"source":30,"type":31},[],202744545,[46,47,48,49],"存在","发散","有界","收敛","用迭代法求方程根的首要问题时迭代序列是否()",{"answer":52,"createTime":34,"id":53,"options":54,"question":59,"source":30,"type":31},[],202744551,[55,56,57,58],"与h成正比","与h的平方成正比","与h的三次方成正比","与h的四次方成正比","复化求积公式的误差与分割后小区间长度h的关系为()",{"answer":61,"createTime":34,"id":62,"options":63,"question":68,"source":30,"type":31},[],202744559,[64,65,66,67],"乘积","变量","斜率","代数","行列式在数学中,是由解线性方程组产生的一种算式,是取自不同行不同列的n个元素的乘积的()和",{"answer":70,"createTime":71,"id":72,"options":73,"question":78,"source":30,"type":31},[],"2025-06-17 16:06:09",202744563,[74,75,76,77],"对称矩阵","增广矩阵","矩阵","方阵","线性方程组中未知量的系数可以排成一个矩阵,加上常数项,则称为()",{"answer":80,"createTime":71,"id":81,"options":82,"question":87,"source":30,"type":31},[],202744572,[83,84,85,86],"n=7时系数开始出现负数","n=8时系数开始出现负数","n=9时系数开始出现负数","n=5时系数开始出现负数","在柯特斯公式的系数表中,()",{"answer":89,"createTime":71,"id":90,"options":91,"question":94,"source":30,"type":31},[],202744581,[40,92,39,93],"微分","欧拉","欧拉公式是指以()命名的诸多公式.其中最著名的有:复变函数中的欧拉幅角公式——将复数、指数函数和三角函数联系起来,拓扑学中的欧拉多面体公式,初等数论中的欧拉函数公式",{"answer":96,"createTime":5,"id":6,"options":97,"question":18,"source":30,"type":31},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":105,"source":30,"type":31},[],202744596,[102,27,103,104],"可疑","不可读","可读","有效数字是指实际上能测量得到的数字,只保留末一位( )数字,其余数字均为准确数字"]