Commit a6eb3588 authored by Claude Meny's avatar Claude Meny

Update textbook.fr.md

parent 302f82ee
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......@@ -298,11 +298,11 @@ $`\quad\Longrightarrow\quad ...`$
$`\overrightarrow{U}`$ et $`\overrightarrow{V}`$ sont colinéaires
$`\;\Longrightarrow\left|\begin{array}{l}\overrightarrow{U}\cdot\overrightarrow{V}=+||\overrightarrow{U}||\cdot
||\overrightarrow{V}||\,si\,\widehat{\overrightarrow{U},\overrightarrow{V}}=0
||\overrightarrow{V}||\text{si}\,\widehat{\overrightarrow{U},\overrightarrow{V}}=0
\\ \,
\\
\overrightarrow{U}\cdot\overrightarrow{V}=-||\overrightarrow{U}||\cdot||\overrightarrow{V}||
\,si\, \widehat{\overrightarrow{U},\overrightarrow{V}}=\pi\end{array}\right.`$
\text{si}\, \widehat{\overrightarrow{U},\overrightarrow{V}}=\pi\end{array}\right.`$
$`\overrightarrow{U}`$ et $`\overrightarrow{V}`$ sont colinéaires
$`\;\Longrightarrow\left|\overrightarrow{U}\cdot\overrightarrow{V}=+||\overrightarrow{U}||\cdot
......
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