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Q : 4 Which of the following are APs ? If they form an AP, find the common difference d and write three more terms.
(x)
Answers (1)
Given series is
Now,
first term to this series is = a
Now,
We can clearly see that difference between terms are equal and equal to a
Hence, given series is in AP
Now, next three terms are
Therefore, next three terms of given series are 5a,6a,7a
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