#### Answer

$200$

#### Work Step by Step

Here, we have the first term: $i_1=2(1)^3 =2$;
Second Term: $i_2=2(2)^3=16$
Third Term: $i_3=2(3)^3=54$
Last Term: $i_4=2(4)^3=128$
Add all the terms: $S_i=2+16+54+128=200$

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Published by
McDougal Littell

ISBN 10:
0618595414

ISBN 13:
978-0-61859-541-9

$200$

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