dayanara6 dayanara6
  • 16-02-2021
  • Mathematics
contestada

Pleasee help wit this

Pleasee help wit this class=

Respuesta :

Аноним Аноним
  • 16-02-2021

Answer:

Step-by-step explanation:

f(-9)=2(-9)²+5(-9)+20

      = 162-45+20

      = 137

Answer Link
zaidfarqad
zaidfarqad zaidfarqad
  • 16-02-2021

Answer:

137

Step-by-step explanation:

f(-9) = 2(-9)^2 + 5(-9) + 20

= 162 - 45 + 20

= 137

Answer Link

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