因式分解-2m^6+6m^4+8m^2_数学解答

因式分解-2m^6+6m^4+8m^2

人气：178 ℃　时间：2020-06-09 01:03:01

解答

-2m^6+6m^4+8m^2
=-2m^2(m^4-3m^2-4)
=-2m^2(m^2+3)(m^2-4)
==-2m^2(m^2+3)(m+2)(m-2)