Respuesta :

syed514
The correct option is "20" because

f(n)=n2−n
(−4)=(−4)2−(−4)
      =16+4
      =20
gomezmjosemiguel

Answer:

The answer is 20.

Step-by-step explanation:

The answer of this question is applying the number -4 in the equation, this is:

[tex]f(n)=n^{2} -n\\Replacing\\f(-4)=(-4)^{2} -(-4)\\f(-4)=16+4\\f(-4)=20[/tex]

The answer is 20.

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