traphard9658 traphard9658
  • 06-09-2019
  • Mathematics
contestada

Evaluate the expression for the given values: 2x^2 _8xy+3y^2 for x = -3 and y = 2

Respuesta :

jorgezarate
jorgezarate jorgezarate
  • 11-09-2019

Answer:

Value = 78

Step-by-step explanation:

We replace the values, x = -3 and y = 2, so:

[tex]2x^{2} -8xy+3y^{2} =2(-3)^{2}-8(-3)(2)+3*2^{2}=2*9+48+3*4=18+48+12=78\\[/tex]

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