化简:(a+1)(a-1)(a^2+1)(a^4+1)(a^8+1)…(a^256+1)拜托各位大神
问题描述:
化简:(a+1)(a-1)(a^2+1)(a^4+1)(a^8+1)…(a^256+1)拜托各位大神
答
=(a^2-1)(a^2+1)...(a^256+1) =(a^256-1)(a^256+1) =a^512-1
化简:(a+1)(a-1)(a^2+1)(a^4+1)(a^8+1)…(a^256+1)拜托各位大神
=(a^2-1)(a^2+1)...(a^256+1) =(a^256-1)(a^256+1) =a^512-1