Answers:
Just use F.O.I.L.
Simplified = 15n
15n2
(n x 5)(n x 3)
n x n = n^2
n x 3 = 3n
5 x n = 5n
5 x 3 = 15
n^2 + 3n + 5n + 15
= n^2 + 8n + 15
This article contents is post by this website user, EduQnA.com doesn't promise its accuracy.
More Questions & Answers...