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21-09-2018
Mathematics

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-3m^2 + 2 for m = -3

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21-09-2018

[tex] - 3 {m}^{2} + 2 \\ replace \: m \: with \: - 3 \\ - 3( { - 3}^{2} ) + 2 \\ = - 25[/tex]

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