Diimess Diimess
  • 03-09-2021
  • Mathematics
contestada

-2x2 – 3x + 1 for x = -3

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Аноним Аноним
  • 03-09-2021

Answer:

[tex]-8[/tex]

Step-by-step explanation:

[tex]-2\left(-3\right)^2-3\left(-3\right)+1[/tex]

[tex](-3)^{2} =9[/tex]

[tex]=-2\times 9-(3)+1[/tex]

[tex]-2\times9=-18[/tex]

[tex]=-18-3\left(-3\right)+1[/tex]

[tex]3(-3)=-9[/tex]

[tex]=-18-\left(-9\right)+1[/tex]

[tex]=-8[/tex]

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