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OpenStudy (anonymous):
Find S5 for the series -2+-10+-50+-250 what???
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OpenStudy (anonymous):
common ratio is five correct?
OpenStudy (anonymous):
It wants you to find the next number in the series, and from this you can tell it is the last number *5 \(-2*5=-10\) and \(-10*5=-50\) so multiply the last number (-250) by 5
OpenStudy (anonymous):
-1562 :)
OpenStudy (anonymous):
Hm? I got something different from my calculator
OpenStudy (anonymous):
-250(5)=-1250
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