(4a^2+1)^2-16a^2因式分解
问题描述:
(4a^2+1)^2-16a^2因式分解
答
(4a^2+1)^2-16a^2
=(4a^2+1)^2-(4a)^2
=[(4a^2+1)+4a]*[(4a^2+1)-4a]
=(2a+1)^2*(2a-1)^2
答
(4a^2+1)^2-16a^2
=(4a²+1+4a)(4a²+1-4a)
=(2a+1)²(2a-1)²