Question

The common difference in the A.P.: 1 , -1 , -3 , - 5 is: (a) - 2 (b) 2 (c) 0 (d) 4​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Given a1 = 1 A2 = -1 Find the common difference Common difference = A2 - A1. ( formula ) = -1 - 1 = -2 So option A is correct