1/(x-35):1/(x-68)=5:4

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 15:27:49
1/(x-35):1/(x-68)=5:41/(x-35):1/(x-68)=5:41/(x-35):1/(x-68)=5:41/(x-35):1/(x-68)=5:4得到5/(x-68)=4/(x-

1/(x-35):1/(x-68)=5:4
1/(x-35):1/(x-68)=5:4

1/(x-35):1/(x-68)=5:4
1/(x-35):1/(x-68)=5:4得到
5/(x-68)=4/(x-35),进一步得到
5x-175=4x-272得到
x=-97

3/x-1=4/x 6/x+1=x+5/x(x+1) x*x*x*x+2008x*x+2007x+2008(提示:x*x*x-1=(x-1)*(x*x+x+1)) f(x)=x*x-5x+1/x*x*x,求导x的三次方分之x的平方减去5x加上1 若1+x+x*x+x*x*x=0,求x+x*x+x*x*x+.+x(2000次幂) 解下列方程!就三道!解下列方程.1、x/x-2 - 1-x²/x²-5x = 2x/x-3(x/x-2 - 1-x²不是一起的!)2、5x/x²+x-6 - 5-2x/x²-x-12=7x-10/x²-6x+8(5x/x²+x-6 - 5-2x不是一起的!)3、x-4/x-5 + x-8/x-9=x-7/x- x+5/x+1-3x-3/x+5=8x+28/x^2+4X-5-2(x+5)/(x+1)-(3x-3)/(x+5)=(8x+28)/(x^2+4X-5)-2 1.(1/X-1 )-2=X^-3X/X^-12.(X/X+1)^+5(X/X+1)+6=03.(8(X^+2X)/X^-1)+ 3(X^-1)/X^+2x 解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1 x/(x-2)-(1-x ² )/(x ² -5x+6)=(2-x)/(x-3) 解方程,急 请问这道题咋做 :(x)X (x+1) X (x+2) X (x+3) =360 35道.符号^代表平方.读起来就是(X的平方).1,x^-x-202,x^-9x+203,x^-9x-204,x^+9x+205,x^-18x+326,x^+14x-317,x^+18x+328,x^+14x-329,x^+19x+4810,x^+47x-4811,x^+13x-4812,x^+2x-4813,x^+26x+4814,x^-22x-4815,x^+17x+7216,x^+21x-10017,x^-x-7218,x 已知x除以(x*x-x+1)=7,求x*x除以(x*x*x*x+x*x+1)的值 求:(x-2)(x²-6x-9)-x(x-3)(x-5)其中x=三分之一.以及x²(x-1)-x(x²+x-1)其中x=二分之一的答案 x(x^2-1)+2x^2 *(x+1)-3x*(2x-5)=x(3x^2-4x)-28 (2x-2)(x-1)=0 x(x-5)=5x-10 5x-3(2x+1)=6x-4(5-3x)求x 5x-3(2x+1)=6x-4(5-3x)求x 2(5x-4)-3(x+6)=5(x-1)-x 求x.