Evaluate
3x^{3}-x^{2}-x_{3}
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3x^{3}-x^{2}-x_{3}
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3x^{3}+2x^{2}-x_{3}-3x^{2}
To find the opposite of x_{3}+3x^{2}, find the opposite of each term.
3x^{3}-x^{2}-x_{3}
Combine 2x^{2} and -3x^{2} to get -x^{2}.
3x^{3}+2x^{2}-x_{3}-3x^{2}
To find the opposite of x_{3}+3x^{2}, find the opposite of each term.
3x^{3}-x^{2}-x_{3}
Combine 2x^{2} and -3x^{2} to get -x^{2}.
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