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Integrated Math 1

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Factor by grouping.

36 + ab + 2b + 18a

A. (a-2)(b-18)

B. (a+2)(b+18)

C. (a+2)(18a+2)

D. (ab+2b)(36+18a)

E. this cannot be factored.

  • Integrated Math 1 -

    b(a+2)+18(2+a)

    =(b+18)(a+2)

    so B

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