cfsimonds18 cfsimonds18

16-03-2020
Mathematics

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What is the sum of the first 7 terms of the series -8 + 16 – 32 + 64 - ... ?
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daisy321 daisy321

16-03-2020

-344.

-8 + 16 -32 + 64 - 128 + 256 - 512 = -344

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