FallonBardsley FallonBardsley
  • 20-02-2020
  • Mathematics
contestada

1. If f(x) = 3x² + x - 2, then f(-2) =
8
12
32
-16

Respuesta :

carleyyrae4
carleyyrae4 carleyyrae4
  • 20-02-2020
the answer is A) 8 because x=-2
Answer Link
chisholmt6245
chisholmt6245 chisholmt6245
  • 20-02-2020

Answer: 8  

x

=

−

2

into  

f

(

x

)

f

(

−

2

)

=

(

3

×

(

−

2

)

2

)

−

(

−

2

)

×

×

=

(

3

×

4

)

+

2

=

12

+

2

=

14

Answer Link

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