(1)(x+1)^3*(x-2)+3*(x+1)^2之前全部除以(x+1)^4
(1)(x+1)^3*(x-2)+3*(x+1)^2之前全部除以(x+1)^4
计算题:x^2+4x+4分之x^2-1除以(x+1)*x-1分之x^2+3x+2 9点之前要.
[x(3-4X)+2X方(X-1)]除以(-2X)
1除以x-1 - (除以x-2)等于1除以x-3-(1除以x-4)
求值:(x/x^2-1)除以(x^2+4x+3)/(x^2+2x+1)
Lim (1+x)(1+2x)(1+3x)-1除以x (x趋向0)
1除以(X+1)X+2)+1除以(X+3)(X+4)...1除以(X+2005)(X+2006)等于几?
x+3除以2=x-(x-1)除以6
化简{x²-2x分之x+2-x²-4x+4x分之x-1}除以X分之(x-1)(X-4)乘以(2-x)
(5x-2除以x-1)+1=4x+5除以3x-3
计算:[(4x^2-x^3-2x)除以2x]-(x-1)^2
(x^2-x-6分之x^2-4+x-3分之x+2)除以x-3分之x+1