lolyormom lolyormom
  • 10-01-2020
  • Mathematics
contestada

Given the function f (x) = -5x² – 2 + 20, find f (2).

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ProfessorAlvarez
ProfessorAlvarez ProfessorAlvarez
  • 10-01-2020

[tex]\text{Plug in 2 into x:}\\\\f(x) = -5(2)^2-2+20\\\\\text{Solve:}\\\\f(x) = -5(2)^2-2+20\\\\f(x) = -5(4)-2+20\\\\f(x) = -20-2+20\\\\f(x)=-22+20\\\\\boxed{f(x)=-2}[/tex]

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