Question

समांतर श्रेणी (A.P.) 3, 7, 11, 15,.... का कौन सा पद 79
होगा?
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Answer 1

Answer:

Hope this helps mate

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Answer 2

Answer:

a = 3. ,. d. = 4

a + ( n-1 ) d !!!!!!!

ans = n = 20

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