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Sum of the series 1 (1) + 2(1 + 3) + 3(1...

Sum of the series 1 (1) + 2(1 + 3) + 3(1+3+5)+4(1+3+5+7)+…..+10(1+3+5+7+…..+19) is equal to

A

385

B

1025

C

1125

D

3025

Text Solution

Verified by Experts

The correct Answer is:
D
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