若3x-2=A(x-1)+b(2x-1),求A及B的值
若A={x|(1/2)^(x+2)(x-3)>1}B={x|(3a-x)/(x-a)若A={x|(1/2)^(x+2)(x-3)>1}B={x|(3a-x)/(x-a)若A={x|(1/2)^(x+2)(x-3)>1}B={x|(3a-x)
x^2-6x+5=A(x-2)(x-3)B(x-6)(x+1)x^2-6x+5=A(x-2)(x-3)B(x-6)(x+1)x^2-6x+5=A(x-2)(x-3)B(x-6)(x+1)x^2-6x+5=(x-5)(x-1)(x-2)(x-
若x^2+x=13x^2+3x3x^2+3x-5若a+b/a-b=3(a+b)/(a-b)-[4(a-b)]/(a+b)若x+2y^2+5=73x+6y^2+4若A^2+2b=35a^2+10b=()-a^2-2b=()-3a^2-6b=(
若3x+7/(x-1)(x-2)=A/x-1+B/x-2则A=B=若3x+7/(x-1)(x-2)=A/x-1+B/x-2则A=B=若3x+7/(x-1)(x-2)=A/x-1+B/x-2则A=B=3x+7/(x-1)(x-2)=A/x-1
若(A/x+2)+(B/x-3)=7x-1/x^2-x-6,求A,B的值若(A/x+2)+(B/x-3)=7x-1/x^2-x-6,求A,B的值若(A/x+2)+(B/x-3)=7x-1/x^2-x-6,求A,B的值(A/x+2)+(B/x
若A/x+2+B/x+3=7x+1/x²-x-6,求A,B若A/x+2+B/x+3=7x+1/x²-x-6,求A,B若A/x+2+B/x+3=7x+1/x²-x-6,求A,B
若方程A/x-3+B/x+4=2x+1/(x-3)(x-4),那么A,B的值为若方程A/x-3+B/x+4=2x+1/(x-3)(x+4),那么A,B的值为若方程A/x-3+B/x+4=2x+1/(x-3)(x-4),那么A,B的值为若方程
若1\x(x+2)=A\x-B\(x+2),求A,B的值若1\x(x+2)=A\x-B\(x+2),求A,B的值若1\x(x+2)=A\x-B\(x+2),求A,B的值A/x-B/(x+2=[A(x+2)-Bx]/x(x+2)=[(A-B)
已知(2x+3)÷(x(x+2)(x-1))=(A/x)+(B/(x-1))+(C/(x+2))求常数A、B、C、的值已知(2x+3)÷(x(x+2)(x-1))=(A/x)+(B/(x-1))+(C/(x+2))求常数A、B、C、的值已知
a=(x-b*(3-x)/(1-x)^3)*x^2/(log(1-x)+x/(1-x));这个等式用matlab画三维图怎么实现,a,x,b分别是三个坐标轴的变量!a=(x-b*(3-x)/(1-x)^3)*x^2/(log(1-x)+x/
若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B=
若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B=
若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x+2)(x-3)>1},B=
若U=R,A={x|(1/2)^(x2)(x3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x2)(x3)>1},B={x|log3(x-a)若U=R,A={x|(1/2)^(x2)(x3)>1},B={x|log
2x-3/x^2-x-A/x-1+B/x求A+B2x-3/x^2-x-A/x-1+B/x求A+B2x-3/x^2-x-A/x-1+B/x求A+B2x-3/x^2-x=A/x-1+B/x2x-3=Ax+B(x-1)=(A+B)x-B∴A+B=
若A={2,4,x^3-2x^2-x+7},B={1,x+1,x^2-2x+2,-(x^2-3x-8)/2,x^3+x^2+3x+7},若A交B={2,5},求实数x的值若A={2,4,x^3-2x^2-x+7},B={1,x+1,x^2-
若(x+3)(x-1)=x^2+ax+b,则b^a=______若a的值使得x^2+4x+a=(x+2)^2-1成立,则a=_____若(x+3)(x-1)=x^2+ax+b,则b^a=______若a的值使得x^2+4x+a=(x+2)^
已知2x+3/x(x-1)(x+2)=A/x+B/x-1+C/x+2,A,B,C为常数,求A,B,C的值已知2x+3/x(x-1)(x+2)=A/x+B/x-1+C/x+2,A,B,C为常数,求A,B,C的值已知2x+3/x(x-1)(x+
当X=5689时(X/1)3x(x-1)-x(3x+5)X-1分之A+X+2分之B=[A(X+2)+B(X-1)]/(X-1)(X+2)=[(A+B)X+2A-B]/(X-1)?当X=5689时(X/1)3x(x-1)-x(3x+5)X-1
若集合A={x|x^2-x<0},B={x|(x-a)(x+1)若集合A={x|x^2-x<0},B={x|(x-a)(x+1)若集合A={x|x^2-x<0},B={x|(x-a)(x+1)a小于等于0