Integrated Math 1
posted by Tifini .
Factor by grouping.
36 + ab + 2b + 18a
A. (a2)(b18)
B. (a+2)(b+18)
C. (a+2)(18a+2)
D. (ab+2b)(36+18a)
E. this cannot be factored.

b(a+2)+18(2+a)
=(b+18)(a+2)
so B
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