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

A(n)=13 +(n - 1)(5)
A(3)=

4 answers

just do the arithmetic
A(3) = 13 + 2(5) = 23
A(5) = 13 + 4(5) = ....
A(7) = .....
A(5) = 13 + 4(5) = 27?

A(7) = 13 + 8(7) = 35?
huh???

A(5) = 13 + 4(5) = 13 + 20 = 33 , how did you get 27??

A(7) = 13 + 8(7) = 13 +56 = 69 , how did you possible get 35?
Yes