Question

identify the function rule shown in the table.

n 3 4 5 6
y 2 1 0 -1

a. y = 2 + n
b. y = 5n
c. y = 5 -n
d. not enough information

Answer 1

the answer is y because
5-3 =2
5-4=1
5-5=0
5-6=-1

Answer 2

3+2 = 5

4+1 = 5

5+0 = 5

6-1 =5

 so answer would be C. y=5-n

check:

5-3 = 2

5-4 =1

5-5 =0

5-6 = -1