First you can multiply the system by any number that has an inverse, that is $\gcd(x,20)=1$. So in particular you cannot multiply or divide by $2,4,5,10$ as you would not multiply or divide by …

2019年11月22日 · In general you can not solve the system. But there are cases where the matrix is able to represent some group of vectors. Using a submatrix obtained by eliminating the …

2016年2月15日 · I need to solve a system of linear equations using rref. I need to put my answers in the following format: I am assuming that they are two vectors, which one has a scalar s. …

I have doubt to solve this system of equations \begin{cases} x+y=r_1\\ x+z=c_1\\ x+w=d_1\\ y+z=d_2\\ y+w=c_2\\ z+w=r_2 \end{cases} Is it an overdetermined system because I see there …

The other answers are fine, but you can use even more elementary (if somewhat ad hoc) methods, just as you might with an ordinary system of linear equations over $\Bbb R$. You …

2021年1月2日 · I suggest that you look into Gaussian elimination as an algorithm for solving systems of linear equations. That should throw you in the right direction. $\endgroup$ – Tiago …

I am trying to balance an unbalanced chemical equation by using setting up a system of linear equations to solve for the stoichiometric coefficients in the chemical equation. After setting up …

This answer focuses on the theoretical worst case time complexity of solving systems of linear equations rather than more practical programming issues. Matrix inversion has the same time …

i really need to get more reputation so i can comment. anyway heres my attempt. hope it helps. you have $$\dot{x}=x+2y\\\dot{y}=2x+y$$

I tried to to solve that, but always I have infinite equation what means to solve A I need B, to solve B I need C, to solve C I need D and to solve D I need.. A. I know the answer, but need the …