分式因解 X^4-2X^2+1

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分式因解X^4-2X^2+1分式因解X^4-2X^2+1分式因解X^4-2X^2+1=(X^2-1)^2=[(X-1)(X+1)]^2=(X-1)^2(X+1)^2X^4-2X^2+1=(X^2-1)

分式因解 X^4-2X^2+1
分式因解 X^4-2X^2+1

分式因解 X^4-2X^2+1
=(X^2-1)^2
=[(X-1)(X+1)]^2
=(X-1)^2 (X+1)^2

X^4-2X^2+1
=(X^2-1)^2
=(X+1)^2(X-1)^2

x^4-2x^2+1

=(x²-1)²

=(x+1)²(x-1)²


(x-1)(x-1)