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Mathematics 10 Online
OpenStudy (peterg2001):

After arranging the terms in descending powers of a variable, select the opposite of the polynomial. 9 - 12n^2 + 4n^3 - 7n 4n^3 - 12n^2 - 7n + 9 -4n^3 + 12n^2 + 7n - 9 4n^3 + 12n^2 + 7n + 9 -4n^3 - 12n^2 + 7n - 9

OpenStudy (anonymous):

@peterg2001 Well first rearrange the terms, what do you get?

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