因式分解 X^4(X-y)-y^4(X-y)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/12 02:40:07
因式分解 X^4(X-y)-y^4(X-y)

因式分解 X^4(X-y)-y^4(X-y)
因式分解 X^4(X-y)-y^4(X-y)

因式分解 X^4(X-y)-y^4(X-y)
X^4(X-y)-y^4(X-y)
=(x-y)(x^4-y^4)
=(x-y)(x^2+y^2)(x^2-y^2)
=(x-y)(x^2+y^2)(x+y)(x-y)
=(x-y)^2(x^2+y^2)(x+y)

X^4(X-y)-y^4(X-y)
=(x-y)(x-y)(x+y)(x²+y²)
请采纳
如果你认可我的回答,敬请及时采纳,
~如果你认可我的回答,请及时点击【采纳为满意回答】按钮
~~手机提问的朋友在客户端右上角评价点【满意】即可。
~你的采纳是我前进的动力
~~O(∩_∩)O,记得好评和采纳,互相帮助...

全部展开

X^4(X-y)-y^4(X-y)
=(x-y)(x-y)(x+y)(x²+y²)
请采纳
如果你认可我的回答,敬请及时采纳,
~如果你认可我的回答,请及时点击【采纳为满意回答】按钮
~~手机提问的朋友在客户端右上角评价点【满意】即可。
~你的采纳是我前进的动力
~~O(∩_∩)O,记得好评和采纳,互相帮助

收起

X^4(X-y)-y^4(X-y)
=(X-y)(X^4-y^4)
=(X-y)(X^2+y^2)(X^2-y^2)
=(X-y)(X^2+y^2)(x+y)(x-y)
=(X^2+y^2)(x+y)(x-y)^2

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

(x-y)(x∧4-y∧4)
=(x-y)(x∧2+y∧2)(x∧2-y∧2)
=(x+y)(x-y)∧2(x∧2+y∧2)

=(x-y)(x^4-y^4)
=(x-y)(x^2-y^2)(x^2+y^2)
=(x-y)^2(x+y)(x^2+y^2),希能帮到你。