若m=10x³-6x²+9x-4,n=2+9x³+4x-2x²,
若x^m=6,x^n=9,则(2x^3m*x^2n) / (x^m*x^n)^2*x^n
求Sn=3x+4x²+5x³+.+(n+2)x^n
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
M=4x平方+x+2 N=3x²+3x+1
若m=4x²-6x+3,n=5x²-3x+4,则9x²-9x+7等于( )
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
设函数f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10),
x³-6x²+11x-6=(x-1)(x²+mx+n)求 1、m,n的值; 2、m+n的平
已知函数f(x)=2/3x²-4x+9,求实数m,n,使x∈[m,n]时,y∈[m,n].
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
m(x²-3x+1)-n(2x²-4x-2) =5x²-4x+p 求m、n、p的值