The range is how much it spans in f(x), f(x) is a line, it has no max/min, so it's enough to substitute the least and greatest values of your domain:
f(-2) = -5, f(4)=7,
Range = [-5,7]
C.
-3 squared is 9. 9 + (-3) is 6.
Therefore, it's C
No youll lose it if you answer too many
Answer:

Step-by-step explanation:
Given

Required
Evaluate when n = 12
Substitute 12 for n in 

Simplify the fraction


A snowflake falls 90 feet in 1 minute.
60 ÷ 4 = 15
6 x 15 = 90