因式分解(k²-1)x²-(3k-1)x+2
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因式分解(k²-1)x²-(3k-1)x+2因式分解(k²-1)x²-(3k-1)x+2因式分解(k²-1)x²-(3k-1)x+2(k&#
因式分解(k²-1)x²-(3k-1)x+2
因式分解(k²-1)x²-(3k-1)x+2
因式分解(k²-1)x²-(3k-1)x+2
(k²-1)x²-(3k-1)x+2
=[(k+1)x-2]*[(k-1)x-1]
[X-(2/K+1)][X-(1/K-1)]=0