1. Which of the following sequence is NOT finite sequence?
A. 1,-1,1...-1 B. 1,-1, 1,-1 C. 1,-1, 1,-1,... D. 1,-1, 1,-1,1
2. In the sequence 1, 3, 6, 10, 15, what is the next term?
A. 18
B. 20
C. 21
D. 22
3. The following terms satisfy the equation an = -n + 2, EXCEPT
A-1
B. 1
C.O
D. 2
4. What is the nth term of the sequence -3, -2,-1,0,...?
A. an = -n-4 B.an = -n +4 C. an=n-4 D. an = n +4
5. Find the first 4 terms of the given rule equation an = -2n + 1
A. -1, -3, -5, -7 B. 1, 3, 5, 7 C. -1, 3, -5,7 D.1, -3, 5, -7​