5(x+1、5)=17、5,求x

2x+1、5x=17、5求x x(x+1)+(x+2)+(x+3)+(x+4)+(x+5) = 27求x x*x+3x+1 =5 求x 提取公因式:已知x*x-5x+1=0 求x*x*x-4x*x-4x-1 已知3x*x-x=1,求6x*x*x+7x*x-5x+2000 求一个数独答案X X X 9 X X X 8 2 X 6 3 X X 1 4 X 99 X 8 X X X X X XX X X 6 7 X 3 X XX 4 6 X 5 X 2 9 XX X 7 X 2 3 X X XX X X X X X 7 X 17 X 4 3 X X 6 2 X6 3 X X X 7 X X X 用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+. x=根号17-1 求x^5+2x^4-17x^3-x^2+18x-16 (x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几? 3^x=2^x,求x.5^(x-1)·10^3x=8^x求x 78-x=5x 求x 已知x=2π+1求 |x-1|+|x-2|+|x-3|+|x-4|+|x-5|+|x-6|+|x-7|+|x-8|+|x-9|+|x-10| 已知x=2π+1.求(X-1)+(X-2)+(X-3)+(X-4)+(X-5)+(X-6)+(X-7)+(X-8)+(X-9)+(X-10) 如果1+x+x^2+x^3=0,求x+x^2+X^3+x^4+x^5+x^6+x^7+x^8的值, (x+2)(x-1)+(x+3)(x+1)=x·x-1 求x (5x-4)(2x+5)(3x-6)(2x-4)=(2x-4)(2x+5)·0.5 求x 1/6x=1/5x-2 求x 5x-3x=1 求x等于几? 求y=(5x-1)/(4x+2) (x