(x-1/2)(x^2+1/4)(1/2+x) 运用平方差公式计算(x-1/2)(x^2+1/4)(1/2+x)
问题描述:
(x-1/2)(x^2+1/4)(1/2+x) 运用平方差公式计算
(x-1/2)(x^2+1/4)(1/2+x)
答
(x-1/2)(x^2+1/4)(1/2+x)
=(x-1/2)(1/2+x)(x^2+1/4)
=(x^2-1/4)(x^2+1/4)
=X^4-1/16