Evaluate
1+3x+3x^{2}-x^{3}
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1+3x+3x^{2}-x^{3}
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7x-3x^{2}+1-x^{3}+6x^{2}-4x
To find the opposite of x^{3}-6x^{2}+4x, find the opposite of each term.
7x+3x^{2}+1-x^{3}-4x
Combine -3x^{2} and 6x^{2} to get 3x^{2}.
3x+3x^{2}+1-x^{3}
Combine 7x and -4x to get 3x.
7x-3x^{2}+1-x^{3}+6x^{2}-4x
To find the opposite of x^{3}-6x^{2}+4x, find the opposite of each term.
7x+3x^{2}+1-x^{3}-4x
Combine -3x^{2} and 6x^{2} to get 3x^{2}.
3x+3x^{2}+1-x^{3}
Combine 7x and -4x to get 3x.
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