Question

please answer
......it's urgent​

Answer 1

Answer:

7

Step-by-step explanation:

Given,

An AP with nth term = an = -5+7n

So, 1st term = a₁ = -5+7(1) = 7-5 = 2

2nd term = a₂ = -5+7(2) = 14-5 = 9

So,

Common Difference = d = 2nd term -1st term = 9-2 = 7

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