RosettaBrussell RosettaBrussell

12-07-2015
Mathematics

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Simplify: (4b + 3) (2b - 5).

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Аноним Аноним

12-07-2015

(4b+3) (2b−5)

(4b+3) (2b+−5)

(4b) (2b) + (4b) (−5) +(3) (2b) +(3) (−5)

8b²−20b+6b−15.

= 8b²−14b−15.

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