Question

find an expression for the nth term of the sequence 1,5,11,19,29​

Answer 1

Answer:

Step-by-step explanation:

1,5,11,19,29

the series of numbers :

A 2-A 1 = 5–1=4

A 3-A 2 = 11–5=6

A 4-A 3 =19–11=8   the third term is 8

A 5-A 4= 29-19= 10  the forth term is 10  

nth term  is 4+(n-1)2.