yzarb
yzarb
26-04-2017
Mathematics
contestada
Find the common ratio of the sequence: -4,8,-16,32
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peted170
peted170
26-04-2017
The number is timesed by -2 each time.
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mirandab7
mirandab7
26-04-2017
To find a common ratio you need to see what number is being multiplied to each number to get the following number in the sequence. So, if you have -4 and you get 8, you must have multiplied by -2. Making the common ratio -2! :)
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