ax²-(a+1)x+1因式分解

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ax²-(a+1)x+1因式分解ax²-(a+1)x+1因式分解ax²-(a+1)x+1因式分解原式=ax²-ax-x+1=ax(x-1)-(x-1)=(ax-

ax²-(a+1)x+1因式分解
ax²-(a+1)x+1因式分解

ax²-(a+1)x+1因式分解
原式=ax²-ax-x+1
=ax(x-1)-(x-1)
=(ax-1)(x-1)

ax²-(a+1)x+1
=(x-1)(ax-1)

ax²-(a+1)x+1=ax²-ax-x+1=ax(x-1)-(x-1)=(x-1)(ax-1).