解方程,3y^3+(y+3)(6-2y)+3y(y+2)(2-y)-2(y^2+1)=0
解3y+5/3y-6=1/2+5y-4/2y-4
1/3y^2-2y+6=0解
解方程3y^2-(2y+1)(y-2)=(y-5)(y-1)
解方程:3y^2-(2y+1)(y-1)=(y-5)(y+1)
1.5y+8y-6y=2y-3
解分式方程6y+12/y^2+4y+4 -y^2-4/y^2-4y+4 +y^2/y^2-4=0
求下列微分方程的解(1)(xy+x^3y)dy-(1+y^2)dx=0 (2)(y^2-6x)y'+2y=0
求下列微分方程的通解或特解:(1) 3y''-2y'-8y=0 (2) 4y"-8y'+5y=0
(y^2+2y)^2+2(y^2+2y)-3=0[解方程]
解方程(1-3y)^2+(2y-1)^2=13(y-1)(y+1)
解方程3y²-2y-1=0