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Annotation of loncom/homework/templates/SimpleFormula.problem, revision 1.7

1.5       www         1: <problem>
1.7     ! bisitz      2: 
        !             3: <script type="loncapa/perl">
1.6       albertel    4: $k=&random(3,6,1);
1.5       www         5: $formula="a*x^$k";
                      6: $m=$k-1;
1.6       albertel    7: $derivative="$k*a*x^$m";
1.7     ! bisitz      8: </script>
1.5       www         9: 
1.7     ! bisitz     10: <startouttext />
1.6       albertel   11: What is the derivative of <tt>$formula</tt> with respect to x?
1.7     ! bisitz     12: <endouttext />
1.5       www        13: 
1.7     ! bisitz     14: <formularesponse samples="a,x@-3,-3:3,3#4" answer="$derivative">
        !            15:     <responseparam description="Numerical Tolerance" type="tolerance" default="0.00001" name="tol" />
        !            16:     <textline size="25" />    
        !            17: </formularesponse>
1.5       www        18: 
                     19: </problem>