fifiw65 fifiw65
  • 09-09-2021
  • Mathematics
contestada

F(x) = 2x^ 2 - 3x + 6 find f(-7)

Respuesta :

Happil
Happil Happil
  • 09-09-2021

Answer:

[tex]f(-7) = \bold{125}[/tex]

Step-by-step explanation:

Given:

[tex]f(x) = 2x^2 - 3x + 6[/tex]

[tex]f(-7) = 2(-7)^2 -3(-7) +6 \\ f(-7) = 2(49) -3(-7) +6 \\ f(-7) = 98 +21 +6 \\ f(-7) = 125[/tex]

Answer Link
et762572
et762572 et762572
  • 09-09-2021

Answer: [tex]f=125[/tex]

Step-by-step explanation:

[tex]f=2\left(-7\right)^2-3\left(-7\right)+6[/tex]

[tex]f=2\left(-7\right)^2+3\cdot \:7+6[/tex]

[tex]f=7^2\cdot \:2+3\cdot \:7+6[/tex]

[tex]f=7^2\cdot \:2+3\cdot \:7+6[/tex]

[tex]f=98+27[/tex]

[tex]f=125[/tex]

Answer Link

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