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4 changes: 2 additions & 2 deletions Semana01/semana01.tex
Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,7 @@ \section{Sistemas Lineares}
\[
2x+3y-5z+2w=11
\]
com coeficientes 2,3,-5,2, termo independente 11 e variáveis x, y, z e w.
com coeficientes 2,3,-5,2, termo independente 11 e variáveis $x$, $y$, $z$ e $w$.
\end{ex}

\begin{ex}
Expand All @@ -59,7 +59,7 @@ \section{Sistemas Lineares}
\[
2x-y+3z=-25
\]
e dessa maneira vemos que ela tem coeficientes 2,-1, e 3, termo independente -25 e envolve as variáveis x, y, z.
e dessa maneira vemos que ela tem coeficientes 2,-1, e 3, termo independente -25 e envolve as variáveis $x$, $y$, $z$.
\end{ex}

\begin{ex} As equações abaixo {\bf não} são lineares:
Expand Down