2016-2017/3e/DM/DM_17_02_24/exo_tech.tex

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2017-06-16 06:49:23 +00:00
\begin{parts}
\vfill
\part Faire les calculs suivants en détaillant les étapes (penser à simplifier les fractions quand c'est possible).
\begin{multicols}{4}
\begin{subparts}
\Block{set e = Expression.random("{a} / {b} + {c} / {b}", ["{b} > 1"])}
\subpart $B = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "B")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("{a} / {b} + {c} / {d}", ["{b} > 1", "{d} > 1", "gcd({b},{d})==1"])}
\subpart $D = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "D")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("{a} / {b} * {c}", ["{b} > 1", "{a} > 0", "{c} > 1", "{c} != {b}"])}
\subpart $E = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "E")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("{a} / {b} * {c} / {d}", ["{b} > 1", "{a} > 0", "{c} > 0", "{d} > 1"])}
\subpart $F = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "F")}
\end{eqnarray*}
\end{solution}
\end{subparts}
\end{multicols}
\part Développer puis réduire les expressions suivantes
\begin{multicols}{2}
\begin{subparts}
\Block{set e = Expression.random("_*(_*x + _)")}
\subpart $A = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "A")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("_*x(_*x + _)")}
\subpart $B = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "B")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("_*(_*x + _) + _")}
\subpart $A = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "C")}
\end{eqnarray*}
\end{solution}
\Block{set e = Expression.random("_*x+_*x(_*x + _)+_")}
\subpart $B = \Var{e}$
\begin{solution}
\begin{eqnarray*}
\Var{e.simplify().explain() | calculus(name = "D")}
\end{eqnarray*}
\end{solution}
\end{subparts}
\end{multicols}
\part Résoudre les équations suivantes.
\begin{multicols}{4}
\begin{subparts}
\Block{set e = Equation.random("x + _ = _", val_min = 1, val_max = 100)}
\subpart $\Var{e}$
\begin{solution}
\begin{align*}
\Block{for i in e.solve()} \Var{i[0]} &= \Var{i[1]} \\ \Block{endfor}
\end{align*}
\end{solution}
\Block{set e = Equation.random("y - _ = _", val_min = 1, val_max = 100)}
\subpart $\Var{e}$
\begin{solution}
\begin{align*}
\Block{for i in e.solve()} \Var{i[0]} &= \Var{i[1]} \\ \Block{endfor}
\end{align*}
\end{solution}
\Block{set e = Equation.random("_x = _")}
\subpart $\Var{e}$
\begin{solution}
\begin{align*}
\Block{for i in e.solve()} \Var{i[0]} &= \Var{i[1]} \\ \Block{endfor}
\end{align*}
\end{solution}
\Block{set e = Equation.random("_x = _/_", val_min = 2, val_max = 20)}
\subpart $\Var{e}$
\begin{solution}
\begin{align*}
\Block{for i in e.solve()} \Var{i[0]} &= \Var{i[1]} \\ \Block{endfor}
\end{align*}
\end{solution}
\end{subparts}
\end{multicols}
\end{parts}