Date: 2017-04-08 16:45 More videos "Solve the system of linear equations by graphing" $$\begin{array}{lcl} x+7y-z&amp =&amp 9\\ \frac{-65}{6}+7\cdot \frac{7}{8}+z&amp =&amp 7\\ 8+z&amp =&amp 7\\ z&amp ...

Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...

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Most linear algebra courses start by considering how to solve a system of linear equations. \[ \begin{align} a_{0,0}x_0 + a_{0,1}x_0 + \cdots a_{0,n-1}x_0 & = b_0 ...

Introduces ordinary differential equations, systems of linear equations, matrices, determinants, vector spaces, linear transformations, and systems of linear differential equations. Prereq., APPM 1360 ...