factor the polynomial 144n^2 -1?
回答 (3)
2009-07-15 4:01 am
✔ 最佳答案
(12n-1)(12n+1)
2009-07-15 4:01 am
a^2 - b^2 ≡ (a + b)(a - b)
144n^2 - 1
= (12n)^2 - 1^2
= (12n + 1)(12n - 1)
144n^2 - 1
= (12n)^2 - 1^2
= (12n + 1)(12n - 1)
2009-07-15 4:00 am
(12n-1)(12n+1)
good luck
good luck
收錄日期: 2021-05-01 12:36:26
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