5y+1/6=9y+1/8-1-y/3
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5y+1/6=9y+1/8-1-y/3
(5y+1)÷6=(9y+1)÷8-(1-y)÷3
[(5y+1)÷6]×24=[(9y+1)÷8-(1-y)÷3]×24
4×(5y+1)=3×(9y+1)-8×(1-y)
20y+4=27y+3-8+8y
20y-27y-8y=3-8-4
-15y=-9
y=3/5
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同乘24 120y+4=216y+3-8y -88y=-1 y=1/88\
你的一元一次方程可能是去分母的题型
(5y+1)÷6=(9y+1)÷8-(1-y)÷3
[(5y+1)÷6]×24=[(9y+1)÷8-(1-y)÷3]×24
4×(5y+1)=3×(9y+1)-8×(1-y)
20y+4=27y+3-8+8y
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同乘24 120y+4=216y+3-8y -88y=-1 y=1/88\
你的一元一次方程可能是去分母的题型
(5y+1)÷6=(9y+1)÷8-(1-y)÷3
[(5y+1)÷6]×24=[(9y+1)÷8-(1-y)÷3]×24
4×(5y+1)=3×(9y+1)-8×(1-y)
20y+4=27y+3-8+8y
20y-27y-8y=3-8-4
-15y=-9
y=3/5
收起
5y+1/6=9y+1/8-1-y/3
5y-9y-y/3=1/8-1-1/6
(15-27-1)y/3=3/24-24/24-4/24
-13y/3=-25/24
13y=25/8
y=25/104
y (3y^2+8y-3)-6y(3y+2y-1)+9y
[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
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
y''-5y'+6y=3x+1通解
(3y-1)/4-1=(5y-7)/6 9y-3-3=10y-14 9y-10y=-14+3+3 -y=-8 y=8
计算:[(y+1)/(y^2-4y+3)减去(y-2)/(y^2-6y+9)]除以(y-5)/(y-1)
(5y+1)÷6=(9y+1)÷8-(1-y)÷3
5y+1/6=9y+1/8-1-y/3
(5Y+1)/6=(9Y+1)/8-(1-Y)/3
解一元一次方程5y+1/6 = 9y+1/8 - 1-y/3
(y-2)(y^2-6y-9)-y(y^2-2y-15),其中y=1/2.先化简再求值.
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)
解方程:3y^2-(2y+1)(y-1)=(y-5)(y+1)
2(y-4)(3y+2)-5(-3y+7)(y+1),其中y=-1
解方程3y^2-(2y+1)(y-2)=(y-5)(y-1)