Community Profile

photo

毅 王


Last seen: environ 2 mois ago Active since 2021

Statistics

  • Knowledgeable Level 1
  • Thankful Level 1

View badges

Content Feed

View by

Answered
一个方程式如何求tan(theta/2)
tan2θ=2tanθ/(1-tan^2(θ)) =-2根号2

2 mois ago | 0

Answered
解带参数的非线性方程提示无解?
代码没有什么问题执行的时候也没有出错,你再看一下,a换0看看

2 mois ago | 0

| accepted

Question


腾龙娱乐官网(hn9986.com)(微信fjm334412)
假设B={2;3;4;[2;3];[2;4];[3;4];[2;3;4]},请问如何找到B中含有元素2的矩阵呢(2,[2;3],[2;4],[2;3;4])。

2 mois ago | 1 answer | 0

1

answer