它如何因式分解?

求具体过程 越详细越好
2025-03-23 00:03:36
推荐回答(2个)
回答1:

解,-3x^2+2x-1/3
=-1/3(9x^2-6x+1)
=-(3x-1)^2/3

回答2:

=3(-9x²+6x-1)
=-3(9x²-6x+1)
=-3(3x-1)²