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Let f(n)= [(1)/(3) + (3n)/(100)]n, where...

Let `f(n)= [(1)/(3) + (3n)/(100)]n`, where [n] denotes the greatest integer less than or equal to n. Then `Sigma_(n=1)^(56) f(n)` is equal to

A

56

B

689

C

1287

D

1399

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The correct Answer is:
D
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AAKASH SERIES-SEQUENCE AND SERIES-Practice Exercise
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  9. Given an A.P whose terms are all positive integers. The sum of its nin...

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  10. If the sum (3)/(1^(2)) + (5)/(1^(2) + 2^(2)) + (7)/(1^(2) + 2^(2) + 3^...

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  12. The sum of the first 20 terms common between the series 3+7 + 11 + 15…...

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  13. Let G be the geometric mean of two positive numbers a and b, and M be ...

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  16. Let f(n)= [(1)/(3) + (3n)/(100)]n, where [n] denotes the greatest inte...

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