lizquetcarp lizquetcarp
  • 19-11-2016
  • Mathematics
contestada

If f(n) = n2 - n, then f(-4) is _____.
-20
20
12
-12

Respuesta :

syed514
syed514 syed514
  • 20-11-2016
The correct option is "20" because

f(n)=n2−n
(−4)=(−4)2−(−4)
      =16+4
      =20
Answer Link
gomezmjosemiguel
gomezmjosemiguel gomezmjosemiguel
  • 17-08-2019

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.

Answer Link

Otras preguntas

can someone help me please
8) According to the passage, what caused Peter Stockmann's feelings toward his brother, Dr. Thomas Stockmann? A) Peter was angered that Dr. Thomas Stockmann ref
whati is cell division?​
please help me out with this. will mark brainliest if you give the formula x = ___ units round your answer to the nearest tenth
a screwdriver driving in a screw is a wheel and axle. The handle is the wheel and the metal shaft is the axle. If the radius of the handle is 1.6 cm nd the shaf
The diagram shows a right-angled triangle. 13 cm 24° hcm What is the value of h? Give your answer correct to 1 decimal place.
Re-write the quadratic function below in Standard Form y = -9(x - 1)(x + 2)
You want $100,000 after eight years in order to start a business. Currently you have $26,000, which may be invested in 7 percent annualy. How much do you need t
help plz will give brainlist
Who invented television?