Question

1. Given a sequence is defined by the explicit definition tn=n^2+n, find the 4th term of the sequence. (ie t4)

A) 4
B) 8
C) 20
D) 1806

2. Given the sequence is defined by the explicit definition tn=2^n-n, find the 5th term of the sequence. (ie t5)
A) 5
B) 10
C) 27
D) 32

Answer 1

20,

27,

3,5,9,17,33

Explanation:

Answer 2

1 C) 20,

2 C) 27,

The sequence is 3,5,9,17,33