\embed{definition}{&nbsp;}<pre class="fichier">
<div class="variable">
\title\lbrac Equation de droite affine \rbrac
\language\lbrac fr \rbrac
\author\lbrac Bernadette Perrin-Riou \rbrac
\email\lbrac bpr@math.u-psud.fr \rbrac
\computeanswer\lbrac no \rbrac
\format\lbrac html \rbrac
\precision\lbrac 10000 \rbrac
\range\lbrac -5<tt class="w">..</tt>5 \rbrac
\integer\lbrac a  =  \randint( -4<tt class="w">..</tt>4 ) \rbrac
\integer\lbrac b  =  \randint( -4<tt class="w">..</tt>4 ) \rbrac
\integer\lbrac a  = \\a = 0 <tt class="op">and</tt> \\b = 0? \randint(1<tt class="w">..</tt>4)*\random(1,-1) \rbrac
\function\lbrac eq = \simplify(\\a*x + (\\b)) \rbrac </div>
<div class="statement">
\statement\lbrac Donner l'quation de la droite trace :
 &lt;center>   
    <tt class=comm>\\draw</tt>\lbrac 200,200 \rbrac\lbrac 
     <tt class="des">xrange</tt> -5.2, 5.2
     <tt class="des">yrange</tt> -5.2, 5.2
     <tt class="des">hline</tt> 0,0, black
     <tt class="des">vline</tt> 0,0, black
     <tt class="des">parallel</tt> -5,-5,5,-5,0,1,10, grey
     <tt class="des">parallel</tt> -5,-5,-5,5,1,0,10, grey
     <tt class="des">arrow</tt> 0,0,1,0,10, black
     <tt class="des">arrow</tt> 0,0,0,1,10, black
     <tt class="des">plot</tt> blue, \\eq \rbrac 
 &lt;/center> 
 &lt;center>&#92;(y = ) <tt class=comm>\\embed</tt>\lbrac <tt class="reply">reply 1</tt>, 15 \rbrac &lt;/center> \rbrac </div>
<div class="variable">
\answer\lbrac &#92;((y = ) \rbrac\lbrac \\eq \rbrac\lbrac <tt class="type">type = function</tt> \rbrac
\text\lbrac test=\simplify(<tt class="reply">\\reply1</tt>-(\\eq)) \rbrac
\text\lbrac dessin = <tt class="des">xrange</tt> -5.2, 5.2
     <tt class="des">yrange</tt> -5.2, 5.2
     <tt class="des">hline</tt> 0,0, black
     <tt class="des">vline</tt> 0,0, black
     <tt class="des">parallel</tt> -5,-5,5,-5,0,1,10, grey
     <tt class="des">parallel</tt> -5,-5,-5,5,1,0,10, grey
     <tt class="des">arrow</tt> 0,0,1,0,8, black
     <tt class="des">arrow</tt> 0,0,0,1,8, black
     <tt class="des">plot</tt> red, <tt class="reply">\\reply1</tt>
     <tt class="des">plot</tt> blue,\\eq \rbrac </div>
<div class="statement">      
\feedback\lbrac \\test&lt;>0 \rbrac\lbrac Voici en rouge la droite dont vous avez donn l'quation
     &lt;center><tt class=comm>\\draw</tt>\lbrac 200,200 \rbrac\lbrac \\dessin \rbrac &lt;/center> \rbrac </div>
</pre>
