(Squaring a Binomial) (a + b)2 = a2 + 2ab + b2 (a = + b)2 a2 2ab b2 – – Examples: (3m + = 9m2 + n)2 + 2(3m)(n) n2 = 9m2 + 6mn + n2 (y 5)2 = y2 2(5)(y) + 25 – – = y2 10y + 25 – Multiply Binomials
(Squaring a Binomial) (a + b)2 = a2 + 2ab + b2 (a – b)2 = a2 – 2ab + b2 Examples: (3m + n)2 = 9m2 + 2(3m)(n) + n2 = 9m2 + 6mn + n2 (y – 5)2 = y2 – 2(5)(y) + 25 = y2 – 10y + 25 Multiply Binomials
alg-1-vocab-cards-2016.docx