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x = -5:.1:5;
% D: ^2 G1 c* H y: dy = sin(x);
. C3 H! S* m0 _& P$ d0 H9 U5 Cy1=tanh(x);
8 k9 X$ R" n; A. _) G" My2=cos(x);; K$ T" Z6 A9 a; V
y3=exp(x);
! z9 L& M, h% \8 @. w( Vy4=0.5*x;
k3 D. s5 Z2 U9 l/ e* R' S- ky5=-0.5*x;
) {# ~$ P g) `6 I' b( u t- ey6=0.1*x.^2;: J1 k- A( ^- ^6 J/ D' ^
y7=1./x;2 g' d( n4 E5 m& b
y8=sinh(x);+ N+ t& r/ h$ L6 l9 ]/ \3 c
y9=cosh(x);
7 Q5 F6 R. M8 e) R1 Z" m Z$ Sset(0,'defaultfigurecolor','w');7 q P; l ~6 W2 ] K" g
figure;2 R! x4 z4 Q* c; Y$ L
plot(x,y,'-o');
& ]8 n- P5 o# d: T, c5 \$ p/ S% Rhold on;. C6 u& Q# r( ~- i4 {/ u
plot(x,y1,'-^');
+ |$ u( O* z- Wplot(x,y2,'-+');
8 t7 W1 ]- l4 `& t% x" J* r# @plot(x,y3,'-*'); ' X( \7 W0 N1 j9 `. H0 J# l
plot(x,y4,'-.'); 1 g- t: X+ a" o% r, w
plot(x,y5,'-x');
6 ?! S2 w2 \3 G* X# v% ]plot(x,y6,'-s'); & b3 K% F$ `7 {: E/ N
plot(x,y7,'-d'); 0 I1 e# Z# z* d' _' `- l5 w0 `
plot(x,y8,'-p'); ' W W8 m4 l, D
plot(x,y9,'-h'); ! C- A- M/ j* M6 d: M* `! x4 R2 Y" U1 F- Z
axis([-5 5 -1 1]);: Y1 z4 i C! N: \2 y9 S( ]
legend('sin(x)','tanh(x)','cos(x)','e^x','0.5x','-0.5x','0.1x^2','1/x','sinh(x)','cosh(x)');
( D! O3 a% i0 K- txlabel('x');
$ p* O( t8 o3 Vylabel('y');
5 v8 e% }% q( G) i3 t% Y G4 l
1 f- U# Q" T/ M
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