karissesey
karissesey karissesey
  • 07-12-2021
  • Mathematics
contestada

if f (x)=x^2-x-1, then f(-5)=

Respuesta :

loneguy
loneguy loneguy
  • 07-12-2021

[tex]\text{Given that,}\\\\f(x) = x^2-x -1\\\\f(-5) = (-5)^2 -(-5) -1 = 25 +5 -1 = 29[/tex]

Answer Link
godlike74
godlike74 godlike74
  • 07-12-2021
Substitute -5 for x
f(-5) = -5^ 2 - (-5) - 1
= 25 + 5 - 1
=29
Hope this helps!
Answer Link

Otras preguntas

According to the critical thinking box titled "is hypnosis a special state of consciousness?," the ____________ theory suggests that hypnotic subjects are respo
HELP FAST MAX POINTS Explain how the Soviets expanded their control over Eastern Europe
During the removal of wastes in a cell, the waste products move A. from the nucleus of the cell to one side of the cytoplasm for storage. B. from
Explain how the isotopes of an element differ. (1 point) They each have a different number of electrons in their outermost energy level. They each have a diffe
With the united states' failure to ratify the versailles treaty, many french leaders placed their hopes for future security on
Balance the following equation in acidic conditions. Phases are optional. Cu NO3,
At the​ moment, Pierre is on a diet. is this correct?
Read the excerpt from Hemingway’s A Farewell to Arms. The major asked me to have a drink with him and two other officers. We drank rum and it was very friendly.
HELP QUICK!!!!!!! I need a brief explanation on how phones use radio waves.
n a world that produces enough food for every human, why is the distribution of food consumption and production so unequal?