For p(x)=3x^9+2x^6+3x^3-2x^2+x-1A)find the possible number of positive real roots.B)find the possible number of negative real roots.

设x是有理数,p=|3x+6|+|x-3|+|2x-6|+|x-9|,设x是有理数,p=|3x+6|+|x-3|+|2X-6|+|X-9|,则P的最小值为几求详解 (2x-p)(3x+2)=6x²+5x+q求P,q 初二数学整式题（x+4）（x+9）=x^2+mx+36(x-2)(x-18)=x^2+mx+36(x+3)(x+p)=x^2+mx+36(x-6)(x-p)=x^2+mx+36(x+p)(x+q)=x^2+mx+36p、q为正整数,求m For p(x)=3x^9+2x^6+3x^3-2x^2+x-1A)find the possible number of positive real roots.B)find the possible number of negative real roots. For p(x)=3x^9+2x^6+3x^3-2x^2+x-1A)find the possible number of positive real roots.B)find the possible number of negative real roots x(x*x-6x-9)-x(x*x-8x-15)+2x(3-x) 已知f(x)=x的平方-x-2,q(x)=x的平方-6x+8,p(x)=x的平方+3x+2,计算[f(x)-q(x)]*p(x) 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x matlab解数值分析题p=(x-1)*(x-2)*(x-3)*(x-4)*(x-5)*(x-6)*(x-7)*(x-8)*(x-9)*(x-10)*(x-11)*(x-12)*(x-13)*(x-14)*(x-15)*(x-16)*(x-17)*(x-18)*(x-19)*(x-20)解为1,2,3……,20取多个非常小的数用软件工具求解方程p（x）+n*x^19=0,并 确定下列m的值:(x+4)(x+9)=x²+mx+36①(x+4)(x+9)=x²+mx+36②(x-2)(x-18)=x²+mx+36③(x+3)(x+p)=x²+mx+36④(x-6)(x-p)=x²+mx+36⑤(x+p)(x+q)=x²+mx+36,p,q为整数在今晚9：30分之前给我! 已知集合P={x/x^2-3x+2 已知p:A={x|x^2-2x-3 数学帝p=x^4+6x^3+11x^2+3x+31 已知集合P={x|x^2-3x-10 x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少? X(x平方-6x-9)-x(x平方-8x-15)+2x(3-x)其中x=-六分之一 main( ) { int i,x[3][3]={9,8,7,6,5,4,3,2,1},*p=&x[1][1]; for(i=0;i 设P=(x+1)(x+2)(x+3)(x+4),Q=(x-1)(x-2)(x-3)(x-4),则P-Q的结果为