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Please factor this (a-1)^2 -2(a^2+4a-5)?
Update:
The answer as stated on the sheet is (a-1) (a+1)^2 (a+3)
Update 2:
I meant the answer stated on the sheet is 3(a-1) (a+3) sorry for the typo the above detail is wrong
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- Iggy RockoLv 78 years agoFavorite Answer
(a-1)^2 -2(a^2+4a-5) =
(a - 1)^2 - 2(a + 5)(a - 1) =
(a - 1)((a - 1) - 2(a + 5)) =
(a - 1)(-a - 11)
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