Question

Find the 5th term in the sequence an=3n - 5

Answer 1

a₅ = 10

Explanation:

aₙ = 3n - 5

Put n = 5:

a₅ = 3 · 5 - 5

a₅ = 15 - 5

a₅ = 10

Answer 2

aₙ = 3n - 5

5th term = a₅ = 3.5 - 5 = 15 - 5 = 10