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(a-b)(a+b)(a2+b2)(a4+b4)(a8+b8)
题目详情
(a-b)(a+b)(a2+b2)(a4+b4)(a8+b8)
▼优质解答
答案和解析
(a-b)(a+b)(a2+b2)(a4+b4)(a8+b8),
=(a2-b2)(a2+b2)(a4+b4)(a8+b8),
=(a4-b4)(a4+b4)(a8+b8),
=(a8-b8)(a8+b8),
=a16-b16.
=(a2-b2)(a2+b2)(a4+b4)(a8+b8),
=(a4-b4)(a4+b4)(a8+b8),
=(a8-b8)(a8+b8),
=a16-b16.
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