Question

5. The list of numbers – 10, – 6, – 2, 2,... is
(A) an AP with d = – 16 (B) an AP with d = 4 (C) an AP with d = – 4 (D) not an AP
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Answer 1

Step-by-step explanation:

According to the question, a1 = – 10 a2 = – 6 a3 = – 2 a4 = 2 a2 – a1 = 4 a3 – a2 = 4 a4 – a3 = 4 a2 – a1 = a3 – a2 = a4 – a3 = 4 Therefore, it’s an A.P with d = 4

Answer 2

Here is the answer of that question on above attachment.