Question 1163728
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Identify a pattern in the given list of numbers. Then use this pattern to find the next number. 
(More than one pattern might exist, so its possible that there is more than one correct answer).
8,-4,2,-1
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Each next number is the previous multiplied by {{{-1/2}}}.


Isn't it obvious ?



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Comment from student:  This answer was wrong.  It was just  1/2.  Not negative.
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<U>My response</U> :  &nbsp;&nbsp;If this comment was written by you and if it does relate to this problem, &nbsp;then the comment is wrong.