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(11a^4 - 2a^2 - 12a^3) - (9a^2 - a^3) - (12a^4 + 10a^3 + 11a^2) please simplify

User Sheril
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1 Answer

6 votes

Answer:

-a^2*(a^2+21a+22)

best I can do

User Paka
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