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Factor x^4+xy^3+x^3+y^3 out completely. Hint: first factor out a monomial.

Factor x^4+xy^3+x^3+y^3 out completely. Hint: first factor out a monomial.-example-1
User Kurt S
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the answer is (x+y)(x^2-xy+y^2)(x+1)
User Ahmed Ziani
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