简算:[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2简算:1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^22.(1/11*13*15)+(1/13*15*17)+L+(1/29*31*33)3.(1+1/1*3)(1+1/2*4)(1+1/3*5)L(1+1/1998*2000)(1+1/1999*2001)4.(4/1*3)-(8/3*5)+(12/5*
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![简算:[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2简算:1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^22.(1/11*13*15)+(1/13*15*17)+L+(1/29*31*33)3.(1+1/1*3)(1+1/2*4)(1+1/3*5)L(1+1/1998*2000)(1+1/1999*2001)4.(4/1*3)-(8/3*5)+(12/5*](/uploads/image/z/646281-9-1.jpg?t=%E7%AE%80%E7%AE%97%EF%BC%9A%5B%281%2A2%2A4%2B2%2A4%2A8%2BL%2Bn.2n.4n%29%2F%281%2A3%2A9%2B2%2A6%2A18%2BL%3Dn.3n.9n%29%5D%5E2%E7%AE%80%E7%AE%97%EF%BC%9A1.%5B%281%2A2%2A4%2B2%2A4%2A8%2BL%2Bn.2n.4n%29%2F%281%2A3%2A9%2B2%2A6%2A18%2BL%3Dn.3n.9n%29%5D%5E22.%281%2F11%2A13%2A15%29%2B%281%2F13%2A15%2A17%29%2BL%2B%281%2F29%2A31%2A33%293.%281%2B1%2F1%2A3%29%281%2B1%2F2%2A4%29%281%2B1%2F3%2A5%29L%281%2B1%2F1998%2A2000%29%281%2B1%2F1999%2A2001%294.%284%2F1%2A3%29-%288%2F3%2A5%29%2B%2812%2F5%2A)
简算:[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2简算:1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^22.(1/11*13*15)+(1/13*15*17)+L+(1/29*31*33)3.(1+1/1*3)(1+1/2*4)(1+1/3*5)L(1+1/1998*2000)(1+1/1999*2001)4.(4/1*3)-(8/3*5)+(12/5*
简算:[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2
简算:
1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2
2.(1/11*13*15)+(1/13*15*17)+L+(1/29*31*33)
3.(1+1/1*3)(1+1/2*4)(1+1/3*5)L(1+1/1998*2000)(1+1/1999*2001)
4.(4/1*3)-(8/3*5)+(12/5*7)-(16/7*9)+L-(40/19*21)
5.1+2+2^2+2^3+2^4+L+2^2010
6.1+(1/1+2)+(1/1+2+3)+(1/1+2+3+4)+L+(1/1+2+3+4+...+100)
注解:“L”等于省略号,(X/Y)=Y分之X
简算:[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2简算:1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^22.(1/11*13*15)+(1/13*15*17)+L+(1/29*31*33)3.(1+1/1*3)(1+1/2*4)(1+1/3*5)L(1+1/1998*2000)(1+1/1999*2001)4.(4/1*3)-(8/3*5)+(12/5*
算你狠,这么多题目!
算你狠,这么多题目!!。。。。算你狠,这么多题目!! 还没有加分!!!差点忘了。谢谢提醒啊。简算: 1.[(1*2*4+2*4*8+L+n.2n.4n)/(1*3*9+2*6*18+L=n.3n.9n)]^2 ={[1*2*4*(1+2+……+n)]/[1*3*9*(1+2+……+n)]}^2 =[(1*2*4)/(1*3*9)]^2 =(8/9)^2 =64/81 2.(1/11...
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算你狠,这么多题目!!
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