The binomial (x + 5) is a factor of x2 + 8x + 15. What is the other factor?
1✔ 1124264
(x + 4)(x + 6)(x – 4)(x – 6)✔ (x + 3)(x + 8)(x – 3)(x – 8)
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Factoring Polynomials: Double Grouping