(2x-1)(x+½)(x²+¼)要过程要答案

问题描述:

(2x-1)(x+½)(x²+¼)要过程要答案

(2x-1)(x+½)(x²+¼)
=2(x-1/2)(x+½)(x²+¼)
=2(x²-1/4)(x²+¼)
=2(x⁴-1/16)
=2x⁴-1/8