keana2keana
keana2keana
28-04-2017
Mathematics
contestada
(7n^3-8n^2+2)-(9n^2+3)+(5n^3+6n^2)
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haleljos
haleljos
28-04-2017
if you wanted to simplify it would be 12n^3 - 11n^2 -1
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nycolee
nycolee
28-04-2017
12n^3-11^2-1 ...............................................
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