Question

Evaluate the expression describe below if the number is 4

a. 0
b. 4
c. 12
d. 20

Answer 1

please reveal the expression below

Answer 2

oops! i forgot to put that lol. it's the difference between a number squared and the number

Answer 3

\[f(n)=n^2-n\]?

Answer 4

c option

Answer 5

just plug 4 in

Answer 6

to evaluate the function , at the number four

use n=4 in the expression

so

\[f(4)=4^2-4\]

simplify this

Answer 7

ah, i got it. :) thanks