2+1)(2乘2+1)(4个2相乘+1)(8个2相乘+1)怎么样算简便

LION_LGP2022-10-04 11:39:541条回答

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雪候鸟123456 共回答了24个问题 | 采纳率79.2%
(2+1)(2乘2+1)(4个2相乘+1)(8个2相乘+1)
=(2-1)(2+1)(2^2+1)(2^4+1)(2^8+1)
=(2^2-1)(2^2+1)(2^4+1)(2^8+1)
=(2^4-1)(2^4+1)(2^8+1)
=(2^8-1)(2^8+1)
=2^16-1
=65536-1
=65535
1年前

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2+1)(2乘2+1)(4个2相乘+1)(8个2相乘+1)怎么样算简便
大方轻1年前2
海呀铃 共回答了15个问题 | 采纳率86.7%
(2+1)(2*2+1)(2^4+1)(2^8+1)
=(2^2-1)(2*2+1)(2^4+1)(2^8+1)
=(2^4-1)(2^4+1)(2^8+1)
=(2^8-1)(2^8+1)
=2^16-1
=65535