(10+6)*(10+x)*1/2=2/3*(136+4x)

1)1+x+x^2=0,求1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^10的值2)1+x+x^2=0,求1+x+x^2+x^3+……+x^20的值1)1+x+x^2=0,求1+

1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11=17.7这个方程怎么样求解?1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10

(x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x+8)(x+9)(x+10)请化简我说的是化简化成x^10+ax^9+bx^8+cx^7+......+n的形式(x+1)(x

1X?+2X?+3X?+4X?+5X?+6X?+7X?+8X?+9X?+10X?=1980求?是多少1X?+2X?+3X?+4X?+5X?+6X?+7X?+8X?+9X?+10X?=1980求?是多少

求函数y=\x-1\+\x-2\+\x-3\+\x-4\+\x-5\+\x-6\+.+\x-10\的最小值我不知道绝对值怎么打,所以用\代替求函数y=\x-1\+\x-2\+\x-3\+\x-4\+\

(x-1)/(x+3x+2)+6/(2+x-x)-(10-x)/(4-x)(x-1)/(x+3x+2)+6/(2+x-x)-(10-x)/(4-x)(x-1)/(x+3x+2)+6/(2+x-x)-(

解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1解方程(x/x(

X+X+X+(X-1)+(X-2)+(X-3)+(X-4)=10(X-3)+(X-4)X+X+X+(X-1)+(X-2)+(X-3)+(X-4)=10(X-3)+(X-4)X+X+X+(X-1)+(X

1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11+x^12=97.8x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11+x

x*x+2x+x*x+10x+x*x+25+2x+x*x+1+1+16+x*x+4x*x+9-12x+16x*x+4-16x=30x*x-7x-15求x,可以只要答案.如图,全是正方形,一个边长为1,

已知(6x^3+10x)/(x^4+x^2+1)=(ax+b)/(x^2+x+1)+(cx+d)/(x^2-x+1)求a+b+c+d的值已知(6x^3+10x)/(x^4+x^2+1)=(ax+b)/

已知(6x^3+10x)/(x^4+x^2+1)=(ax+b)/(x^2+x+1)+(cx+d)/(x^2-x+1)求a,b,c,d的值已知(6x^3+10x)/(x^4+x^2+1)=(ax+b)/

x=1/6x+1/10x+1/7x+5+1/2x+4求xx=1/6x+1/10x+1/7x+5+1/2x+4求xx=1/6x+1/10x+1/7x+5+1/2x+4求x（1-1/6-1/10-1/7-

已知（3x+1)(x-1)-(x+3)(5x-6)=x^2-10x+m,则m=已知（3x+1)(x-1)-(x+3)(5x-6)=x^2-10x+m,则m=已知（3x+1)(x-1)-(x+3)(5x

已知（3x+1)(x-1)-(x+3)(5x-6)=x^2-10x+m,则m=已知（3x+1)(x-1)-(x+3)(5x-6)=x^2-10x+m,则m=已知（3x+1)(x-1)-(x+3)(5x

计算:(x-1)/(x^2+3x+2)+6/(2+x-x^2)-(10-x)/(4-x^2)答案好象是0计算:(x-1)/(x^2+3x+2)+6/(2+x-x^2)-(10-x)/(4-x^2)答案

计算（x*x+4x+5）/（x+2）-（x*x+6x+10）/（x+3）+1计算（x*x+4x+5）/（x+2）-（x*x+6x+10）/（x+3）+1计算（x*x+4x+5）/（x+2）-（x*x+

(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5(x+2)(x^2+5x-10)-(x+2)^2(x

(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5,(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5,(x+2)(x^2+5x-10)-(x+2)^2

[x/1]+[x/2]+[x/6]+[x/10]=110,其中x为整数,求x的值[x/1]+[x/2]+[x/6]+[x/10]=110,其中x为整数,求x的值[x/1]+[x/2]+[x/6]+[x