(1+1/51)x(1-1/51)x(1+1/52)x(1-1/52)x...x(1+1/152)x(1-1/152)=
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(1+1/51)x(1-1/51)x(1+1/52)x(1-1/52)x...x(1+1/152)x(1-1/152)=?
(1+1/51)x(1-1/51)x(1+1/52)x(1-1/52)x...x(1+1/152)x(1-1/152)
=52/51x53/52x……x153/152x50/51x51/52x……x151/152
=153/51x50/152
=3x50/152
=75/76
再问: 文字啊
再答: (1+1/51)x(1-1/51)x(1+1/52)x(1-1/52)x...x(1+1/152)x(1-1/152) =(1+1/51)x(1+1/52)x...x(1+1/152)x(1-1/51)x(1-1/52)x...x(1-1/152) =52/51x53/52x……x153/152x50/51x51/52x……x151/152 =153/51x50/152 =3x50/152 =75/76
再问: 等等 我买零食 来了我写了后 给你采纳
=52/51x53/52x……x153/152x50/51x51/52x……x151/152
=153/51x50/152
=3x50/152
=75/76
再问: 文字啊
再答: (1+1/51)x(1-1/51)x(1+1/52)x(1-1/52)x...x(1+1/152)x(1-1/152) =(1+1/51)x(1+1/52)x...x(1+1/152)x(1-1/51)x(1-1/52)x...x(1-1/152) =52/51x53/52x……x153/152x50/51x51/52x……x151/152 =153/51x50/152 =3x50/152 =75/76
再问: 等等 我买零食 来了我写了后 给你采纳
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