Given the arithmetic sequence 7,13,19,25 ... write both the explicit and recursive formulas

Question

Mathematics

Holt

2 March, 23:00

Given the arithmetic sequence 7,13,19,25 ... write both the explicit and recursive formulas

+1

Answers (1)

Know the Answer?

Nadia Mclaughlin · Answer 1

Step-by-step explanation:

a1=7

a2=13

c. d. d=13-7=6

an=a1 + (n-1) d

an=7 + (n-1) 6=7+6n-6=6n-1

recursive formula

c. d.=an-a (n-1)

6=a_{n}-a_{n-1}

a_{n}=a_{n-1}+6