(x-1)+(1-x)n² 因式分解

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(x-1)+(1-x)n² 因式分解
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(x-1)+(1-x)n² 因式分解
(x-1)+(1-x)n² 因式分解

(x-1)+(1-x)n² 因式分解
(x-1)+(1-x)n²
=(x-1)-(x-1)n²
=(x-1)(1-n²)
=(x-1)(1+n)(1-n)

(x-1)(1-n^2)

(x-1)+(1-x)n²
=(x-1)-(x-1)n² =(x-1)(1-n²)=(x-1)(1+n)(1-n)