Which is the iterative rule for the sequence 3, 8, 13, 18, 23, . . . . ? A. 3n + 2 B. 5n - 2 C. 5n + 3 D. An = an - 1 + 5

Question

asked Aug 27, 2021 107k views

1 Answer

Yazan Rawashdeh · Answer 1 · 2021-09-02T07:56:32+0000

Answer:

B) 5n – 2

Explanation:

Given: 3, 8, 13, 18, 23, ....

$a_(1)=3=5(1)-2\\a_(2)=8=5(2)-2\\a_(3)=13=5(3)-2\\a_(4)=18=5(4)-2\\a_(5)=23=5(5)-2$

For the nth term,
a_(n)=5n-2

Hence the iterative rule for the sequence 3, 8, 13, 18, 23, ... is 5n – 2.