Question

3. State whether the given sequence is an A.P.or not: 6, 8, 10, 12,​

Answer 1

∴ The given sequence is an A.P.

Step-by-step explanation:

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Answer 2

6,8,10,12

Let d be the common difference 'a' be the common ratio and t₂,t₃ and t₄ be the 2nd,3rd and 4th term respectively

Here t₂ = 8, t₃ = 10, t₄ = 12

d = 8 - 6 = 2

a = 2

We know t₂ - a = t₃ - t₂ = 3

Since the common difference is same, therfore this series is an A.P.