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x = -5:.1:5;
/ y2 g- D; Y C, x5 ~) Iy = sin(x); 3 c: ~8 O6 W$ u) P
y1=tanh(x);
/ a0 x5 h9 q( E% d* Y: B* Vy2=cos(x);8 T$ x! K, H# [' P% Y
y3=exp(x);4 b2 V% _5 ]- f: n2 k
y4=0.5*x;5 H: C( l- Z( i" U6 t+ o, P
y5=-0.5*x;
8 E/ B+ g$ B6 L) V0 uy6=0.1*x.^2;
( L9 Z0 o' ]$ w6 a& }y7=1./x;
# q% C) u0 w+ L Sy8=sinh(x);) e5 U3 j" s! f, p7 m
y9=cosh(x);. a1 y3 ~$ z6 h* C1 P
set(0,'defaultfigurecolor','w');0 q. C+ B$ j0 S3 A
figure;5 J- J( B( }) a R* {% X
plot(x,y,'-o');
1 N, f3 g x0 t+ C1 o7 ihold on;9 Z% ?+ M, F2 U7 K) ]- a) |$ ]1 S
plot(x,y1,'-^'); $ Z/ ^4 z% Z4 [( q
plot(x,y2,'-+'); d' |3 w8 Y' t C1 [
plot(x,y3,'-*'); * l9 i7 Y6 J4 ~# K! H
plot(x,y4,'-.'); 5 s: h- x5 u$ k7 n' q) S; D
plot(x,y5,'-x'); # |' T! C& a9 |4 G6 t
plot(x,y6,'-s'); ( k' ?0 X% x9 k8 d' _
plot(x,y7,'-d');
3 |1 b& S9 u- d! m( eplot(x,y8,'-p');
1 R% w- S: C, cplot(x,y9,'-h');
( B/ N# u5 r/ p9 raxis([-5 5 -1 1]);
% w. v d# H% E! l5 E. o* qlegend('sin(x)','tanh(x)','cos(x)','e^x','0.5x','-0.5x','0.1x^2','1/x','sinh(x)','cosh(x)');+ W& X( r" x5 Z) |
xlabel('x');: L, g9 X4 W: [ C: S+ M! o/ q
ylabel('y');4 Q% ]7 F* Q( _4 E3 @4 f4 G
& F N x; A& S ~) b C) N9 i( l |
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