perkiner0501 perkiner0501

25-03-2019
Mathematics

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Evaluate 7x - (2x)2 + x 3 for x = -2.

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Аноним Аноним

30-03-2019

[tex]7x - (2x)2 + {x}^{3} [/tex]

[tex]7x - 4x + {x}^{3} [/tex]

[tex]3x + {x}^{3} [/tex]

[tex]3( - 2) + { (- 2)}^{3} [/tex]

[tex] - 6 + - 8[/tex]

[tex] - 14[/tex]

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