(1)8y-3(3y+2)=6( 2) 1-(x-7/3)=(10-x/4)
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(1)8y-3(3y+2)=6(2)1-(x-7/3)=(10-x/4)(1)8y-3(3y+2)=6(2)1-(x-7/3)=(10-x/4)(1)8y-3(3y+2)=6(2)1-(x-7/3)=
(1)8y-3(3y+2)=6( 2) 1-(x-7/3)=(10-x/4)
(1)8y-3(3y+2)=6
( 2) 1-(x-7/3)=(10-x/4)
(1)8y-3(3y+2)=6( 2) 1-(x-7/3)=(10-x/4)
(1)8y-3(3y+2)=6
8y-9y-6=6;
-y=12;
y=-12;
( 2) 1-(x-7/3)=(10-x/4);
4-4x+28/3=40-x;
3x=4+28/3-40=-80/3;
x=-80/9;
y (3y^2+8y-3)-6y(3y+2y-1)+9y
(y+1)分之(2y+3)=(3y+4)分之(6y+7)
(y^2)^4y-(-2y)^3y^6=
[T,Y]=ode45(@rigid,[0 1],[rand(15,1)]);plot(T,Y(:,1),'-',T,Y(:,2),'-.',T,Y(:,3),'.',T,Y(:,4),'-',T,Y(:,5),'-.',T,Y(:,6),'.',T,Y(:,7),'-',T,Y(:,8),'-.',T,Y(:,9),'.',T,Y(:,10),'-',T,Y(:,11),'-.',T,Y(:,12),'-.',T,Y(:,13),'.',T,Y(:,14),'-',T,Y(:,15),'.')
通分 y+3/y*y-6y+9,1/2y+6,y-1/y*y-9
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