9÷2.25x(-1.5)+4+4÷(-8/3)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 18:41:16
9÷2.25x(-1.5)+4+4÷(-8/3)9÷2.25x(-1.5)+4+4÷(-8/3)9÷2.25x(-1.5)+4+4÷(-8/3)9÷2.25x(-1.5)+4+4÷(-8/3)=9÷(
9÷2.25x(-1.5)+4+4÷(-8/3)
9÷2.25x(-1.5)+4+4÷(-8/3)
9÷2.25x(-1.5)+4+4÷(-8/3)
9÷2.25x(-1.5)+4+4÷(-8/3) =9÷(-1.5)+4-3/2 =-6+4-1.5 =-3.5
0.3+0.3x=0.39 x= 2x-1.5x=7.6x x= 0.36x÷0.3=1.2 x=6(x+1.2)=18.6 x= 7x+2x = 8.1 x= (x-5)÷3=1.7 x=5(x+1.1)=15.5 x= 9x+25=70 x= 7x-4x=2.1 x=
(3x+9)/(4-4x+x^2)÷(x+3)/(x-2)
1.(x^3-x^2-4x+1)/(x^2-3x+2)-(x^3-2x^2-9x+21)/(x^2-5x+6)+(x^2-3x+8)/(x^2-4x+3)2.{(x^2)/(x-y)}*{y/(x+y)}-{(x^4y)/(x^4-y^4)}÷{(x^2/x^2+y^2)^2}
3x/(x-2)-x/(x+2)÷2x/(x-4)化简3x/(x-2)-x/(x+2)÷2x/(x²-4)化简
1.计算①(x-1-x+1分之8)×x+3分之x+1;②x+3y分之x-y÷x²+6xy+9y²分之x²-y²-x+y分之2y;③(x-x+1分之2x)÷x²-1分之x²-2x+1④(x²-2x分之x+2-x²-4x+4分之x-1)÷x³-2x²分之x-4
(2x-6)/(x²-4x+4)÷(3-x)/(x²+6x+9)×(2-x)/(x+3)
[(x+2)/(x²+2x)-(x-1)/(x²-4x+4)]÷(x-4)/x
分式计算 (x+2/x-2+4/x平方-4x+4)÷x/x-2*x-2/x
先化简(x平方-4x+4)/(x平方-2x)÷(x-4/x)
先化简,再求值:(1)(x+1/x²-x-x/x²-2x+1)÷1/x,x=根号2+1 (2)(1+x-3/x+3)÷2x/x²-9 x=根号3+3 (3)4-x/x-2÷(x+2-12/x-2)x=根号3-4 (4)x-3/2x-4÷(5/x-2-x-2) x=根号3-2
(x-2/x-x+2/x)÷x^-4/4x
(x-2分之x-x+2分之x)÷x平方-4分之4x
x^2-x/x+1÷x/x+1 ;x^2+6x+9/x^2-9÷x+2/x-3;2/a÷4/a
4X+二分之一X=9 (1-X)÷3=2-X
x(2-1/x)+x/(x^2-2x)÷(3-x)/(x^2-4)2.2/3+x/(3x-1)=1/9x-3
1.x平方-1/x平方+4x+4 ÷(x+1)乘 x平方-4/x-12.x平方-4/x平方+4x+43.x+3分之2x-6 除以 x平方-9分之9-3x4.(x+y分之3a立方)的立方 ×(x平方-y平方)÷(x+y分之y-x)平方
1.当x____时,1/x+1有意义 化简:1.(3x/(x+2)-x/x-2)+2x/x²-4 2.(a/b-b/a)÷a+b/a3.(x-1/(x+1)+2x/x²-1)÷1/x²-14.(2x-3/(x)-1)÷x²-9/x
计算:(1)x²-9/(x²+6x+9)·1/(2x-6) (2)x²-y²/(x+2y)÷x+y/(x²+2xy)(3)x²-2x+1/(x²+4x+4)÷(x-1)·x²+3x+2/(x-1)