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b(b^2 + 1)(b^4 - b^2 + 1)
(b + 4)(b + 4)
(a+b)(3b+1)
(b + 8)(b + 4)
(a + 2 - b) (a + 2 + b)
a(b+3)+b(b+3)
(a + b)(b + c)
(b + 2)(b + 2) or (b + 2)2
(a+b+c) (a+b-c)
(3b - 1)(a - b)
3a(b+c)+2b(b+c)
3 times a times a times b