Midterm 1 10b graphis

f(x) = cos(pi*x/2) P = plot(f(x),(x,0,5),color = 'black', thickness = 1.5,ymin=-1.25,ymax=1.25) P += text("$f(x)$",(2.5,.75),color='black',fontsize=15) P.show(aspect_ratio=1,ticks=1, gridlines='major',gridlinesstyle=dict(linestyle='-',linewidth=.1)) P.show(aspect_ratio=1,ticks=1, gridlines='major',gridlinesstyle=dict(linestyle='-',linewidth=.1),dpi=400) 

P = plot(x+2,(x,-3,1),ymax=5.25,ymin=-1.25, thickness=1.5,color = 'black') P += plot(3,(x,1,4),thickness=1.5,color = 'black') P += plot(-sqrt(4-(x-6)^2)+3,(x,4,8),thickness=1.5,color = 'black') P += plot(3,(x,8,10),thickness=1.5,color = 'black') P += point((-3,-1),color='black',size=30) P += point((1,3),color='black',size=30) P += point((4,3),color='black',size=30) P += point((8,3),color='black',size=30) P += point((10,3),color='black',size=30) P += text("$f(x)$",(5.5,4.5), fontsize=15,color='black') P.show(aspect_ratio=1,ticks=1, gridlines='major',gridlinesstyle=dict(linestyle='-',linewidth=.1)) P.show(aspect_ratio=1,ticks=1, gridlines='major',gridlinesstyle=dict(linestyle='-',linewidth=.1),dpi=400)