证明11.1211.1也是合数“.”代表n个1

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证明11.1211.1也是合数“.”代表n个1
证明11.1211.1也是合数
“.”代表n个1

证明11.1211.1也是合数“.”代表n个1
跟前面那题一样的证明啊
11.1211.1
=11...100...0 + 11...1 (n+1个1,n个0)
=11...1×100...0+11...1
=11...1×100...01 (n+1个1 n-1个0)
为合数

跟前面那题一样的证明啊
11........1211...........1
=11...100...0 + 11...1 (n+1个1, n个0)
=11...1×100...0+11...1
=11...1×100...01 (n+1个1 n-1个0)
为合数 跟前面那题一样的证明啊
11........1211......

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跟前面那题一样的证明啊
11........1211...........1
=11...100...0 + 11...1 (n+1个1, n个0)
=11...1×100...0+11...1
=11...1×100...01 (n+1个1 n-1个0)
为合数 跟前面那题一样的证明啊
11........1211...........1
=11...100...0 + 11...1 (n+1个1, n个0)
=11...1×100...0+11...1
=11...1×100...01 (n+1个1 n-1个0)
为合数

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