-2y(y-3)=-3(6-2)y
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![-2y(y-3)=-3(6-2)y](/uploads/image/z/5473989-45-9.jpg?t=-2y%28y-3%29%3D-3%286-2%29y)
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-2y(y-3)=-3(6-2)y
-2y(y-3)=-3(6-2)y
-2y(y-3)=-3(6-2)y
-2y²+6y=-18+6y
-2y²=-18
y²=9
y=±3
(y^2)^4y-(-2y)^3y^6=
y (3y^2+8y-3)-6y(3y+2y-1)+9y
2y+5/3y-6-y/2=5y-4/2y-4
通分 y+3/y*y-6y+9,1/2y+6,y-1/y*y-9
数学题=y(y+3)-4(y+3)2=(y+3)(y-4y-12)
y(y-2)²-y(y+3)(y-5) y=1/2 化简求值
y(y-2)²-y(y+3)(y-5) y=1/2 化简求值
y(y-2)²-y(y+3)(y-5) y=1/2 化简求值
-2y(y-3)=-3(6-2)y
-2y(y-3)=-3(6-2)y
-2y(y-3)=-3(6-2)y
3Y-2=Y+1+6Y
3y+2=y-1+6y 不要分数
【2(x-y)^3-8(x-y)^2(x+y)+6y(x-y)^2】/2(x-y)^2=
(y+3)²=2y+6
3y+2=1+6y
3y+2=1+6y
常微分方程的通解dy/dx=(x-y+1)/(x+y-3)y^4=2y^n+y=0y''+6y'+9y=e^(-3x)y''+y'-2y=4e^(2x)