Answer
(6b+7)(6b-7)
Work Step by Step
36b$^2$-49
This expression is a difference of squares. If the square root of the first term is a and the square root of the second term is b, then the factorization is (a+b)(a-b).
$\sqrt {36b^2}$=6b and
$\sqrt {49}$=7. So the factorization is
(6b+7)(6b-7).
