mdm5lt7 mdm5lt7
  • 22-02-2022
  • Mathematics
contestada


Evaluate 2a^2 – 3ab + b^2-
4a + b when a =
-4 and b =
- 2.

Respuesta :

renknee
renknee renknee
  • 22-02-2022

Answer:

26

Step-by-step explanation:

  • [tex]2(-4)^2 -(3)(-4)(-2)+(-2)^2-(4)(-4)-2[/tex]
  • [tex]2(16)-(-12)(-2) + 4 - (-16)-2[/tex]
  • [tex]32 - 24 + 20-2[/tex]
  • [tex]8+20-2[/tex]
  • [tex]28-2[/tex]
  • [tex]26[/tex]
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