Question

The first five terms of a pattern are given below.

12,20,28,36,44 .....
Which expressions can be used to determine the Nth term of the pattern?
A. 10-7n
B. 20-8n
C. 5+7n
D. 4+8n

Answer 1

The answer is D. 4x+8

4+8(1)
4+8=12

4+8(2)
4+16=20

4+8(3)
4+24=28

4+8(4)
4+32=36

4+8(5)
4+40=44