nena6
nena6
24-02-2016
Mathematics
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(3p^2-2p+3) - (p^2-7p+7)
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Exvited
Exvited
24-02-2016
[tex](3p^2-2p+3) - (p^2-7p+7) \\ \\ 3p^2 - 2p + 3 - p^2 + 7p - 7 \\ \\ (3p^2 - p^2) + (-2p + 7p) + 3 - 7 \\ \\ 2p^2 + 5p + 3 - 7 \\ \\ 2p^2 + 5p - 4 \\ \\ [/tex]
The final result is:
2p
² + 5p - 4
.
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