计算:(1000-2x)(100+x)=100(1+15.2%)*1000
计算:(1000-2x)(100+x)=100(1+15.2%)*1000
计算1/X(X+1)+1/(X+1)(X+2)+.+1/(X+99)(X+100)
分式:计算1/(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+...+1/(x-99)(x-100)
计算1/X(X+1)+1/(X+1)(X+2)+.+1/(X+99)(X+100) 其中x=100 速度求答案,求过程
计算:y=(-2x+100)(x-18)
计算:x^2-x=?
计算x(x-1)分之1+(x-1)(x-2)分之1+(x-2)(x-3)分之1+...+(x-99)(x-100)分之1
x*(x+1)*(x+2)*(x+3)=360 x=?计算过程以及结果
计算1/x-1 1/(x-1)(x-2) 1/(x-2)(x-3)… 1/(x-99)(x-100)及规律是什么
计算:(x+1)x=7 (x-1)(x+2)=30 (3-x)(3-x)+x=9
(x-2500)*[(3500-x)*2/100+8]=(3500-2500)*8*(1+12.5%)怎么计算,我要计算
(X+X)+(X-X)+(X*X)+(X/X)=100