几道关于幂的运算初一代数题 1.(-1/1)^101×3^100=_-3^100_2.(-0.125)^8×2^24=_1_3.已知2^m=x,4^3m=y,用含有x的代数式表示y,则y=_x^6_.4.若21×(5a-b)^2m÷7/8(5a-b)^n=24,则m、n的关系(m、n为自然数)是_2m+n=0_.1.(-1/3)^101×3^100=_-1/3_
初一代数式计算题155道 5〔a+2b〕+2〔a+2b〕(2x^2+ax-y+b)-(2bx^2-3x+5y-1)2(a-b)-3(a+b);2(x+y)-3(x-2y)m-3(4-2m)3(2s-5)+6(-a-b)(b-a)(-a-b)(a+b)(a+b+c)(a+b-c)3a(a+1)-b(2a-b)x+2x-2-3x-65x+2-3xy+5y(-3/4)x(8-4/3-0.04)+(-1)的2005次方(-3/4)x8-(3/4)x(4/3)-(-3/4)x0.04-16-1+0.03-17.97.(-1)的6次方-1的6次方x(1/2-1/3)÷1/3-|-2|1-1x(1/6)x3-21-1/2-21.5.1/2+1/6+1/12+1/20+…1/901/2+1/2-1/3+1/3-1/4+1/4-1/5+…+1/9-1/101/2+1/2-1/109/10.3X2+4X-2X2-X+X2-3X-1a+b2+2ab+2a2-四分之三b2-ab(2x2+ax-5y+b)-(2bx2-3x+5y-1)x(x2-x)+x2(5-x)-9x2(x2-x+1)-x(x3-x2+x-1)8m2-5m(-m+3n)+4m(-4m-5/2n)(-1/3xy)2[xy(2x-y)-2x(xy-y2)]2a—5b+6+7+4b+4ax(x+2)(x-5)-x(x-3)(x-2)(a+2)(a-2)(a2+4)(x+y)(x-y)-(x-y)22-〔2(x+3y)-3(x+2y)〕(3a+2b)2-b2(3x+9)(6x+8)(a-b+2)(a-b-2)(3mn+1)(3mn-1)-8m2n2(2x2)3-6x3(x3+2x2+x)5(X2+2)-(3X2+4)-2X22X2—5XY+6Y2-(7Y2+4XY+4X2)(X+2)(X+3)(X-2)(X-3)(X+2)(X-3)(X-2)(X+3)x(x2-x)+x2(5-x)-9x2(x2-x+1。
我要问一道超级简单的初一代数题怎么算。