分解因式:2x2-4x+2=_.
问题描述:
分解因式:2x2-4x+2=______.
答
2x2-4x+2,
=2(x2-2x+1),
=2(x-1)2.
分解因式:2x2-4x+2=______.
2x2-4x+2,
=2(x2-2x+1),
=2(x-1)2.