(2n+1)(4n²-1)(2n-1)
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/03 03:40:29
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
=(2n+1)(2n-1)(4n²-1)
=(4n²-1)(4n²-1)
=(4n²-1)²
=16n^4 - 8n² + 1
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来源:学生作业帮助网 编辑:作业帮 时间:2024/05/03 03:40:29
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
(2n+1)(4n²-1)(2n-1)
=(2n+1)(2n-1)(4n²-1)
=(4n²-1)(4n²-1)
=(4n²-1)²
=16n^4 - 8n² + 1