Answer:
D. Linear
The answer is negative linear, because when it incresing from 0 to 1 to 2 to 3 (year) it always deacreasing in the value($).
The mode of the data set is 68
Answer:

Step-by-step explanation:
Using the rule of exponents
=
, then
=
= 
Answer:
Yes it is
Step-by-step explanation:
The answer is 0.75
-2.25-(_3)
_2.25 +3
=0.75
1. a = 1/2x - 3
2. a = 2x + 7