(-125 )x(-25)x(-5)x(+2)x(-4)x(-8)=
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(-125)x(-25)x(-5)x(+2)x(-4)x(-8)=(-125)x(-25)x(-5)x(+2)x(-4)x(-8)=(-125)x(-25)x(-5)x(+2)x(-4)x(-8)=&
(-125 )x(-25)x(-5)x(+2)x(-4)x(-8)=
(-125 )x(-25)x(-5)x(+2)x(-4)x(-8)=
(-125 )x(-25)x(-5)x(+2)x(-4)x(-8)=
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
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)+(x-x)+(x/x)=11.2
(-125 )x(-25)x(-5)x(+2)x(-4)x(-8)=
5x+15x =( + )x =20x
(x-5)(x的平方-5x+25)
(x+5)(x方+25)(x-5) 等于多少
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x^4表示( ) A.4x B.x+x+x+x c.x*x*x*x D.x+4
(x+1)(x+2)(x+3)(x+4)+1(x+1)(x-2)(x+3)(x-4)+25
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1x(25%-X)=5
3/x-1=4/x 6/x+1=x+5/x(x+1)
x(x平方-1)+2X平方(X+1)-3X(2X-5)帮个忙
化简(x+2)(x的平方-6x-9)-(x-5)(x-3)x
先化简(x-5分之x-5-x分之x)除以x的平方-25分之2x,然后从不等组大括号:.先化简(x-5分之x-5先化简(x-5分之x-5-x分之x)除以x的平方-25分之2x,然后从不等组大括号:.先化简(x-5分之x-5-x分之x)
x*x*x*x+2008x*x+2007x+2008(提示:x*x*x-1=(x-1)*(x*x+x+1))