2 3 2X - 64=?X -64X=?4X -64=?2 2 2 4-(3a+2b) ==?25(X+Y) - 16(X-Y) ===?2 2(a-4)b+(4-a)c==?(2a+b) -(a-2b) ==?
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232X-64=?X-64X=?4X-64=?2224-(3a+2b)==?25(X+Y)-16(X-Y)===?22(a-4)b+(4-a)c==?(2a+b)-(a-2b)==?232X-64=?
2 3 2X - 64=?X -64X=?4X -64=?2 2 2 4-(3a+2b) ==?25(X+Y) - 16(X-Y) ===?2 2(a-4)b+(4-a)c==?(2a+b) -(a-2b) ==?
2 3 2
X - 64=?X -64X=?4X -64=?
2 2 2
4-(3a+2b) ==?25(X+Y) - 16(X-Y) ===?
2 2
(a-4)b+(4-a)c==?(2a+b) -(a-2b) ==?
2 3 2X - 64=?X -64X=?4X -64=?2 2 2 4-(3a+2b) ==?25(X+Y) - 16(X-Y) ===?2 2(a-4)b+(4-a)c==?(2a+b) -(a-2b) ==?
1 (x+8)(x-8)
2 x(x+8)(x-8)
3, 4(x-4)(x=4)
4,(2-3a+2b)(2+3a+2b)
5, (5x+5y-4x+4y)(5x+5y+4x-4y)=(x+9y)(9x+y)
6, (a-4)(b-c)
7 (2a+b-a+2b)(2a+b+a-2b)=(a+3b)(3a-b)
(X+1)X(X+2)X(X+3)=504
一个“整式的乘法”的问题请先阅读下列解题过程,再仿做下面的问题.已知X*X + X - 1=0,求X*X*X + 2*X*X + 3的值.解X*X*X + 2X*X +3=X*X*X +X*X -X +X*X +X +3=X{X*X +X -1} +X*X +X -1 +4=0+0+4=4+ x + X*X + X*X*X=0.+ X*X + X*X*X
3%X+1/2X=64
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
(x-3/x-2)-(x-2/x-1)=(x-5/x4) -(x-4/x-3)
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
x(x-2)-2x(x+1)-3x(x-5) 其中x=负½
x-2x+3x-4x+5x.+99x-100x=25求解
x+3x+x-2+x+x+50%x=188 求x
2x+3x+4x+5x+x+6x+7x=100
x(x+1)+(x+2)+(x+3)+(x+4)+(x+5) = 27求x
请问这道题咋做 :(x)X (x+1) X (x+2) X (x+3) =360
x-2=(104-x)+2 6x-59=10x-75 (x+10)+(x-15)=280-x4(x-62)=x-38 60x-40=(60+20)*(x-5) 32x+32*0.5-25x+64x=24x+496-49x x+15=3*(109-x ) 5(3x-1.4)=2(6x-0.5) 3(x+0.9)=5(x-1.7) 13x-4(2x+5)=17(x-2)-4(2x-1) (13x+8)/3=5x-1x-60=2[(3561-x)+100]+1 (x+9)+12=2[(x-9)-1
f(x)=x^2+x (x
x+2/x+1-x+4/x+3=x+6/x+5-x+8/x+7 x=?
X+X+X+(X-1)+(X-2)+(X-3)+(X-4)=10(X-3)+(X-4)
x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^2002
X(x平方-6x-9)-x(x平方-8x-15)+2x(3-x)其中x=-六分之一