rspalding77 rspalding77
  • 02-06-2022
  • Mathematics
contestada

If f(n) = 2n^2 + 2 and g(n) = n + 1, what is (f -g)(n) when n = -1?

Respuesta :

yxzdxn
yxzdxn yxzdxn
  • 02-06-2022
the easiest way is to first subtract them first and then replace n with -1:
2n^2+2-n-1 => 2n^2-n+1
now we replace n with -1
2(-1)^2-(-1)+1 => 2+2=4
"4" is teh final answer
Answer Link

Otras preguntas

Which element is a brittle solid with low conductivity at STP? (1) sulfur (3) argon (2) sodium (4) aluminum
An atom of an element forms a 2+ ion. In which group on the Periodic Table could this element be located? (1) 1 (3) 13 (2) 2 (4) 17
Atoms of which element can bond to each other to form chains, rings, and networks? (1) carbon (3) hydrogen (2) fluorine (4) oxygen
Which list of elements contains a metal, a metalloid, a nonmetal, and a noble gas? (1) Be, Si, Cl, Kr (3) K, Fe, B, F (2) C, N, Ne, Ar (4) Na, Zn, As, Sb
the thirteenth amendment to the U.S. constitution affected the lives of millions of African Americans by
How did Voltaire feel about censorship?
Which line contains an example of alliteration? A. "A wild, white welter of winnowing wings," B. "Treading the ocean floor;" C. "Mountains and valleys of si
Are humans Warm-Blooded Or Cold-Blooded
is 25 yards less than 75 ft
What was a major result in the Civil War?