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{SECT 0 {EXCHG {PARA 0 "" 0 "" {TEXT -1 20 "Test 1 Maple portion" }}
{PARA 0 "" 0 "" {TEXT -1 17 "Number 1 part (b)" }}}{EXCHG {PARA 0 "> \+
" 0 "" {MPLTEXT 1 0 12 "with(plots):" }}}{EXCHG {PARA 0 "> " 0 "" 
{MPLTEXT 1 0 68 "plot3d(\{-(2*x+3*y+4)/4,(y-x-3)/2,2*x+3\},x=-5..5,y=-
5..5,axes=BOXED);" }}}{EXCHG {PARA 0 "" 0 "" {TEXT -1 84 "Number 2. Th
e equation is z^2 = x^2 +y^2, we use cylindrical coordinate to plot th
is" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 61 "cylinderplot(\{[r,t,r
],[r,t,-r]\},r=0..3,t=0..2*Pi,axes=BOXED);" }}}{EXCHG {PARA 0 "" 0 "" 
{TEXT -1 8 "Number 6" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 52 "cyl
inderplot([r,t,2*r],r=0..3,t=0..2*Pi,axes=BOXED);" }}{PARA 0 "> " 0 "
" {MPLTEXT 1 0 0 "" }}}{EXCHG {PARA 0 "" 0 "" {TEXT -1 37 "Rectangular
 plot: z = 2*sqrt(x^2+y^2)" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 
85 "implicitplot3d(z=2*sqrt(x^2+y^2),x=-3..3,y=-3..3,z=0..6, axes=BOXE
D,numpoints=50000);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 68 "sphe
replot([rho,theta,arccot(2)],rho=0..3,theta=0..2*Pi,axes=BOXED);" }}}}
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