jude7139 jude7139
  • 12-12-2019
  • Mathematics
contestada

Find (3) if
f(x)=x2 + 2x2-x-1

Respuesta :

yasminelena
yasminelena yasminelena
  • 15-12-2019

Answer:

The correct answer is:

[tex]f(3)=23[/tex]

Step-by-step explanation:

By evaluating first, and then the mathematical calculation, we have:

[tex] f(3)= 3^{2} + 2 ×3^{2} - 3 -1 [/tex] 

[tex] = 9 +18 -3-1[/tex]  

[tex] = 23 [/tex]

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