计算 (x-1)(x+1)(x²+1)
问题描述:
计算 (x-1)(x+1)(x²+1)
答
(x-1)(x+1)(x²+1)
=(x²-1)(x²+1)
=x^4-1
计算 (x-1)(x+1)(x²+1)
(x-1)(x+1)(x²+1)
=(x²-1)(x²+1)
=x^4-1