Inactive Tutor answered • 11/23/13
Tutor
New to Wyzant
Bridget, this is a difference of two squares.
112 = 121
12 = 1
a2 - b2 = (a+b)(a-b)
In this case a = 11x, and b = 1
121x2 - 1 = (11x+1)(11x-1)
3 Answers By Expert Tutors
Inactive Tutor answered • 11/22/13
Tutor
New to Wyzant
= (11x + 1)(11x - 1)
(11x + 1)(11x - 1)
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