tariehk2
tariehk2 tariehk2
  • 23-04-2022
  • Mathematics
contestada

55 points see attachment below

55 points see attachment below class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 23-04-2022

Answer:

  f(3) = -20

Step-by-step explanation:

To find the value of a function, substitute the number for the variable and do the arithmetic.

  f(x) = -2x^2 +x -5 . . . . . . given

  f(3) = -2(3^2) +(3) -5 . . . . function value for x = 3

  f(3) = -2(9) +3 -5 = -18 +3 -5

  f(3) = -20

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