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x = -5:.1:5;
) G0 R! Q5 K: iy = sin(x); 4 B2 [3 H i2 x! r' h( o$ Y/ h
y1=tanh(x);
, y5 K6 A# G# B: J. jy2=cos(x);
' r0 ^' u, k& G$ W+ Iy3=exp(x);
4 Y% d' D4 `- ^y4=0.5*x;, Z* W, Q8 C1 E5 [8 H
y5=-0.5*x;
9 t d% s/ B0 _8 \9 E+ Iy6=0.1*x.^2;
( |& }# e0 z" L+ |# ^y7=1./x;
8 [; f- K# t& ^, K; C% |5 Ly8=sinh(x);4 e8 ?. P6 y- x& N9 S2 i8 M
y9=cosh(x);- L7 u1 A- a/ p4 j0 Z2 y. u+ B+ g
set(0,'defaultfigurecolor','w');6 O3 @; M+ V( B6 N
figure;& |5 b" L8 \& Z2 f* e3 D
plot(x,y,'-o'); . D Q4 n6 q0 Z, Q4 I t, Z A
hold on;
: Z5 l, p! B4 F/ ` Nplot(x,y1,'-^');
% T6 d! M5 _ c- D9 Pplot(x,y2,'-+'); 0 y5 Q" ?4 f8 `
plot(x,y3,'-*');
% m0 y% X, M7 @) E) p9 C! w5 Vplot(x,y4,'-.');
3 | w" ^/ y `plot(x,y5,'-x'); 7 }4 J/ W* \# U, R
plot(x,y6,'-s'); * [( n3 I8 Q; q3 w- l1 |( K- h
plot(x,y7,'-d'); / ?1 G$ c" X: r& E
plot(x,y8,'-p');
3 k# m+ B& C8 }' N2 |plot(x,y9,'-h'); . S- J* _, x+ Q9 S8 u/ S9 M9 c1 \+ |
axis([-5 5 -1 1]);
7 J9 V- f; t& Mlegend('sin(x)','tanh(x)','cos(x)','e^x','0.5x','-0.5x','0.1x^2','1/x','sinh(x)','cosh(x)');# w( Q0 I8 O' f7 c' a) u- f- D
xlabel('x');
" ]5 ?2 o5 m$ t! ?% A/ Y& qylabel('y');
- K% {3 P" F* @! T+ l4 H" D3 h
% Q3 m. R, T2 O+ X5 g! r
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发表于 2020-4-17 11:11
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支持！
反对！
发表于 2020-4-17 18:45