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प्रश्न
For the following A.Ps, write the first term and the common difference:
-5, -1, 3, 7
उत्तर
-5, -1, 3, 7, …
Here, first term, a = -5
Common difference, d = Second term - First term
= (-1) - (-5)
= -1 + 5
= 4
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