Question

The first term of a sequence is 5.

The term-to-term rule is 'add 8'. What is the 10th term of the sequence?

Answer 1

`\fbox {77}`

Explanation:

Given

⇒ a = 5

⇒ d = + 8

Solving :

⇒ a₁₀ = a + 9d

⇒ a₁₀ = 5 + 9(8)

⇒ a₁₀ = 5 + 72

⇒ a₁₀ = 77