# algebra; need help on factoring

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factor completely a^9+b^12 c^15

• algebra; need help on factoring -

does not factor using rationals.

• algebra; need help on factoring -

yes there's an a

• algebra; need help on factoring -

= (a^3)^3 + (b^4c^5)^3
= (a^3 + b^4c^5)(x^6 - a^3b^4c^5 + b^8c^10)

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