exo70.tex

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}{\[\Eqalign{
A&=\left[5+(-5)\times(-3)\right]\times5\cr
B&=\left[-3\times(-2)+2\times(-1)\right]\times3\cr
C&=\left[12,5\times(-8)+5\times(-5)\right]\times8\cr
D&=4\times\left[(-3)\times2-(-8)\right]-1\cr
E&=-2\times\left[(-3)+(-1,5)\times(-4)+1,75\times2\right]\cr
}\]}
\par\vspace{4mm}\par
Célèbre mathématicien suisse (1707 - 1783) : \_\,\,\_\,\,\_\,\,\_\,\,\_
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