1.(X⒉+X+1)*(X⒉+X+2)-12=2.XY-1+X-Y=3.a⒊+3a⒉+3a+9=4.6X⒉-7XY-3Y⒉-X+7Y-2=

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1.(X⒉+X+1)*(X⒉+X+2)-12=2.XY-1+X-Y=3.a⒊+3a⒉+3a+9=4.6X⒉-7XY-3Y⒉-X+7Y-2=
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1.(X⒉+X+1)*(X⒉+X+2)-12=2.XY-1+X-Y=3.a⒊+3a⒉+3a+9=4.6X⒉-7XY-3Y⒉-X+7Y-2=
1.(X⒉+X+1)*(X⒉+X+2)-12=
2.XY-1+X-Y=
3.a⒊+3a⒉+3a+9=
4.6X⒉-7XY-3Y⒉-X+7Y-2=

1.(X⒉+X+1)*(X⒉+X+2)-12=2.XY-1+X-Y=3.a⒊+3a⒉+3a+9=4.6X⒉-7XY-3Y⒉-X+7Y-2=
1,(X⒉+X+1)^2+(X⒉+X+2)-12=(X⒉+X+1+4)(X⒉+X-2)=(X⒉+X+5)(X+2)(X-1)
2,XY-1+X-Y=(X-1)(Y+1)
3,(a^2+3)(a+3)

300字读后感 2篇 俄把格式说一下吧:《xxxx》(写题目)主要内容:x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x(写那篇文章的主要内容)思考分析:x x x 计算:(1+1/x)·x²-2x+1/x²-1;(x²/x-1-2x/1-x)÷x/x-1. 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 请问这道题咋做 :(x)X (x+1) X (x+2) X (x+3) =360 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 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 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} 1.x^2/(x-2)-x-22.(1+2/x-(x+1)/(x-2))/((x+4)/(x^2-2x))3.1/(1-x)+1/(1+x)+2/(1+x^2)+4/(1+x^4) ⒈求极限lim(x→2)x^2+x-6/x^3-8 ⒉求不定积分(2x/1+x^2+x^2/1)dx 因式分解(x+x)-(x+x-1)-2 (x-1)^3(x+1)(x-2)/(x+4) x(x+1)(x+2)(x+3)+1 (换元法) 计算 x(x+3)-(x-1)(x-2) 化简:x(2x+1)-x(x-3) (x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3) (x+1)(x+2) x^2(1-x) 计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1