input gdd; input gdd-rep; input gdd-lbl; input gdd-tra; input svgnames; lblPreambule := "\usepackage[frenchb]{babel}" & "\usepackage[garamond]{mathdesign}" & "\usepackage{amsmath}\usepackage{mflogo}"; input gdd-fct; input gdd-plt; labeloffset := 6; gddU:=1.2cm; vardef f(expr x) = sqrt(x+3-4*sqrt(x-1))+sqrt(x+8-6*sqrt(x-1)) enddef; def avecCrayon(expr t,c) = withpen pencircle scaled t withcolor c enddef; beginfig(1); Repere(10,6,1,2,.8,0.8); Axes; Debut; Graduations; Unites(1); trace Representation(f,1,12,100) avecCrayon(1.5,Indigo); pointe Point(5,1); pointe Point(10,1); label.top(TEX("\(y=\sqrt{x+3-4\sqrt{x-1}}+\sqrt{x+8-6\sqrt{x-1}}\)"), (7,2.5) gddEnPlace) withcolor Olive; Fin; endfig; end