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30b^3+20b^2+15b +10 please show work
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30b^3+20b^2+15b +10 please show work

User Jsparks
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1 Answer

4 votes
30b³ + 20b² + 15b + 10 = ...(:5)
6b³ + 4b² + 3b + 2 =
6b³ + 3b + 4b² + 2 =
3b(2b²+1) + 2(2b²+1) =
(2b²+1)*(3b+2)
User Pedro Penna
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