angiegammon86 angiegammon86

30-06-2020
Mathematics

contestada

(a2 + 2a + 1)(a + 1)

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gilbertazavedo72 gilbertazavedo72

30-06-2020

Answer: a^3 + 3a^2 + 3a + 1

Step-by-step explanation:

(a^2 + 2a + 1)(a + 1)

= a^3 + a^2 + 2a^2 + 2a + a + 1

= a^3 + 3a^2 + 3a + 1

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