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Mathematics 10 Online
OpenStudy (anonymous):

Factor by grouping. 5b^2+17b-40 Factor by grouping. 5b^2+17b-40 @Mathematics

OpenStudy (anonymous):

5 * 1 = 5 5 * - 8 = -40 can you link these together to give + 17?

OpenStudy (anonymous):

(5b-8)(b+5)

OpenStudy (anonymous):

yup

OpenStudy (anonymous):

If x is a positive integer then 2(x)3 = ?

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