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Posted by on Wednesday, April 3, 2013 at 11:45am.

(5t^4 + 6t^3 – 3t^2 + 4t - 11) - (-9t^4 – 6t^3 + 5t^2 + 3t + 8)

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  • math - , Friday, April 5, 2013 at 9:05pm

    1. Remove the 1st parenthesis without
    changing any of the terms.

    2. Since there is a negative sign in front of the 2nd parenthesis, remove it
    by changing the sign of each term.

    3. Combine like-terms.

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