harajilewaaaaa harajilewaaaaa
  • 25-06-2021
  • Mathematics
contestada

PLEASE HELP
2. If f(x) = 3x2 – 7x + 2, then f(- 1) = ?
(A) 18
B. 12
C.-2
D.-8.

Respuesta :

saraalvi00
saraalvi00 saraalvi00
  • 25-06-2021

Answer:  B. 12

Step-by-step explanation:

f(x) = 3x2 – 7x + 2

f(- 1) = ?

f(-1)=3(-1)^2-7(-1)+2

     =3(1)+7+2

     =3+7+2

      =12

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