112223333
幼苗
共回答了22个问题采纳率：95.5% 举报
原式=(4+1)(4-1)(4^2+1)(4^4+1)(4^8+1)(4^16+1)(4^32+1)(4^64+1)/((4-1)
=(4^2-1)(4^2+1)(4^4+1)(4^8+1)(4^16+1)(4^32+1)(4^64+1)/((4-1)
=(4^4-1)(4^4+1)(4^8+1)(4^16+1)(4^32+1)(4^64+1)/((4-1)
=……
=(4^128-1)/3
(可能题目……少抄了一点)
1年前
2
