The least value of n in order that the s...

The least value of n in order that the sum of first n terms of the infinite series `1+3/4+(3/4)^2+(3/4)^3+...`, should differ from the sum of the series by less than `10^-6`, is `(given log2=0.30103,log3=0.47712)`

A

14

B

27

C

53

D

57

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The correct Answer is:

C

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