求式子x+2/x-3乘x2-6x+9/x2-4
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/02 17:00:07
x){k'ThW?9HBRH$T_`gCI@IM}
f,lhna
VrM4cm!2`L(/.H̳ ۊ8cPHPBHB$a4 mf!4Z&#Z pH
求式子x+2/x-3乘x2-6x+9/x2-4
求式子x+2/x-3乘x2-6x+9/x2-4
求式子x+2/x-3乘x2-6x+9/x2-4
[(x+2)/(x-3)][(x²-6x+9)/(x²-4)]
=(x+2)(x-3)²/[(x-3)(x+2)(x-2)]
=(x-3)/(x-2)
x+2/x-3乘x2-6x+9/x2-4
=x^3-6x^2+9/x-4x+2x-12+18/x^3-8/x-3x^2+18x-27/x^2+12
=x^3-9x^2+16x+1/x-27/x^2+18/x^3
求式子x+2/x-3乘x2-6x+9/x2-4
x-3分之x+2乘x2平方-4分之x2平方-6x+9
填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x
分解(x2+x-2)(x2+x-6)注:x2是x乘于2,
(x2-x)2+6(x2-x)+9
已知x2 3x-2=0,求2x-4╱x2 6x 9÷(x-3)×x2-9╱2x-x2的值
一道分式的乘除法求当x=-4时,式子(4-4x+x^2)分之(2x^2-18)÷[(x+3)·(x^2+x-6)分之(3-x)]的值
1乘2乘3乘4乘5乘6乘7乘8乘9乘10减x=10000求大神帮助求x
(x-2)(x2-6x-9)-x(x-5)(x-3)其中x= -1/3
x2+3x-8=0 求 x-2分之1 乘 x+1分之x2-4x+4 减 x+2分之1
当x=6时,x2和2x各等于多少?当x的值是多少时,x2和2x正好相等?求列式子解答
已知x2+2x-1=0,求下列式子的值:(1)x-1/x (2)x2+1/x2 (3)x4+1/x4
(x-x2)(x2+x-6)分之(x2+3x)(x2-3x+2)
x2+3x+9/x2-27+6x/9x-x2-x-1/6+2x 化简
化简x2+3x+9/x2-27+6x/9x-x2-x-1/6+2x
1.求f(x)=x2-2x+3 x>1 =-x2-2x-1 x0 =兀 x=0 =0 x1.求f(x)=x2-2x+3 和-x2-2x-1 这 2个式子的X取值分别是x>1 和 x0 x=0 x
己知式子3x²+9x=9,求2x²+6x+5的值
解方程:1/x2+x +1/x2+3x+2 +1/x2+5x+6 +1/x2+7x+12 +1/x2+9x+20=5/x2+11x-708解方程:1/x2+x +1/x2+3x+2 +1/x2+5x+6 +1/x2+7x+12 +1/x2+9x+20=5/x2+11x-708