matilda21 matilda21

11-05-2017
Mathematics

contestada

Factor. m2 + 16m + 64 OPTIONS: (m – 8)2 (m + 8)2 (m + 64)2 Cannot be factored

Respuesta :

lolgal555 lolgal555

11-05-2017

m^2 + 16m +64
(m+8)^2

I hope this helps :)

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KanekiKen3 KanekiKen3

11-05-2017

(m - 8)² = (m - 8) (m - 8) = m² - 8m - 8m + 64 = m² - 16m + 64
(m + 8)² = (m + 8) (m + 8) = m² + 8m + 8m + 64 = m² + 16m + 64
(m + 64)² = (m + 64) (m + 64) = m² + 64m + 64m + 4096 = m² + 128 + 4096

Your answer is (m + 8)²

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