Find the factors of x^5y-xy^5
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Answer:
x^5y-xy^5
Taking x and y common ;
xy {x^4 - y^4}
xy {(x^2)^2 - (y^2)^2}
Now it is in the form of a^2 - b^2....
By the identity a^2 - b^2 = (a+b)(a-b)...
xy {(x^2)^2 - (y^2)^2} = xy {x^2+y^2}{x^2-y^2}
→ xy{x^2+y^2}{x+y}{x-y}
The ans. is
xy(x^2+y^2)(x+y)(x-y)
(๑´•.̫ • `๑)....
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