因式分解:2x^4-1/8
问题描述:
因式分解:2x^4-1/8
答
解
2x^4-1/8
=2(x^4-1/16)
=2(x^2-1/4)(x^2+1/4)
=2(x-1/2)(x+1/2)(x^2+1/4)