Présentation de 6596.jps

/syracuse/bbgraf/tmp/6596.jpg
25 setxunit 7.5 setborder 90 setangle_repere -10 10 setxrange -4 8 setyrange [1 1 .5 .5 .1 .1] {orange} Quadrillage /quadrillagegray 0.4 def 1 setquadrillagexstep 1 setquadrillageystep quadrillage 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# (x+6)*(x-3)*(2*x+1)+20 } def /g {setxvar #rpn# 1/x } def gsave bleu .75 setlinewidth continu {f} courbe grestore gsave rouge .75 setlinewidth mixte xmin .01 neg {g} Courbe .01 xmax {g} Courbe grestore