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The number ubrace(1111.....1)("119 times...

The number `ubrace(1111.....1)_("119 times")` is a:

A

prime number

B

composite number

C

multiple of 3

D

none

Text Solution

Verified by Experts

The correct Answer is:
B
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QUANTUM CAT-SEQUENCE, SERIES & PROGRESSIONS-QUESTION BANK
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  14. Find the sum of the series (5)/(13)+(55)/(13)^2+(555)/(13)^2+(5555)/((...

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  15. Sum of infinite series 1/(1*4)+1/(4*7)+1/(7*10)+......oo is

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