#### Answer

$3251250$

#### Work Step by Step

$\sum ^{50}_{i=1}2i^{3}=2\sum ^{50}_{i=1}i^{3}=2\times \dfrac {n^{2}\times \left( n+1\right) ^{2}}{4}=\dfrac {2\times 50^{2}\times 51^{2}}{4}=3251250$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$3251250$

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