find sum of 3/root5 + root5 + 7/root5 + .....to 15 terms
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Answered by
5
Answer:
540/root 5
Step-by-step explanation:
First find a and d then
Use Sn=n/2(2a + (n-1)d)
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Answered by
0
Answer:
51√5
hope this is helpful for you.
thank you
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