初中数学 计算:(2+1)(2^2+1)(2^4+1) 解:原式:(2-1)(2+1)(2^2+1)(2^4+1) =(2^2-1)(2^

2024-12-21 14:08:23
推荐回答(2个)
回答1:

(3+1)(3^2+1)(3^4+1)×。。。。×(3^32+1)-二分之三^64
=(3-1)(3+1)(3^2+1)(3^4+1)×。。。。×(3^32+1)÷2-二分之三^64
=……
=(3的64次方-1)÷2-(3的64次方)÷2
=3的64次方÷2-1÷2-3的64次方÷2
=1÷2
=0.5

祝你学业有成

回答2:

解:原式=(3^64-1)-(2/3)^64
=(3-2/3)^64-1
=1/(3^64)-1
=—((3^64-1)/3^64))