Question

Find the third, fifth,and eleventh terms of the sequence described by the rule.

A(n)=6+(n-7)(7)
A(3)= ?

Answer 1

aₙ = 6 + (n - 1)*7

a₃ = 6 + (3 - 1)*7 = 20

a₅ = 6 + (5 - 1)*7 = 34

a₁₁ = 6 + (11 - 1)*7 = 76