-4a^3b^2+8a^2b-4a 因式分解
问题描述:
-4a^3b^2+8a^2b-4a 因式分解
答
=-4a(4^a2b^2-4ab+1)
=-4a(2ab-1)^2
答
-4a³b²+8a²b-4a
=-4a(a²b²-2ab+1)
=-4a(ab-1)²
~~~~~~~~~~~~~~~~~~~~~~~如有不懂,可以追问,望采纳~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
答
-4a³b²+8a²b-4a
=-4a(a²b²-2ab+1)
=-4a(ab-1)²