(1+1/51)×(1-1/51)×(1+1/52)(1-1/52)×…×(1+1/152)×(1−1/152)=_.
(1+
)×(1-
)×(1+
)(1-
)×…×(1+
)×
(1−)=______.
数学人气:286 ℃时间:2019-12-01 13:25:53
优质解答
(1+
)×(1-
)×(1+
)(1-
)×…×(1+
)×
(1−)=
×
×
×
×
×
…×
×
=
×
×
×
×
×
…×
×
=
×
=
=
.
我来回答
类似推荐
猜你喜欢
- 1求苏教版初一上学期期末的数学试卷
- 2求初二第二学期数学期末试卷一份
- 3照样子写词语:
- 4is it difficult ______(finish) ____(work) out the problem in five minutes
- 5在Rt三角形ABC中,角BAC=90,AD⊥BC于点D,E是AD中点,连接ED并交AB的延长线于点F,求证AB/AC=DF/AF
- 6已知ab互为相反数,mn互为倒数,x的平方等于9,求多项式x^2-(a+b+mn)x+(a+b)^2013的值
- 7观沧海中那一句写出了大海浩瀚无边与气势磅礴
- 8倒装结构 not only did he clean the house,but also cooked the dinner in this morning 原型是怎样?
- 9三峡大坝建成后,在三峡库区的周边环境,夏天平均气温将降低2℃左右,请用你所学的物理知识来解释这个现象.
- 10圆的周长一定,圆周率与直径成反比例?对吗?