dianna97 dianna97

16-01-2017
Mathematics

contestada

find the common difference of the arithmetic sequence -2, -1 4/5, -1 3/5, -1 2/5

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hannahmh hannahmh

16-01-2017

+1/5 every time. If you flip the signs, it's easier than dealing with negatives. So instead, try saying 2 minus what gives me a positive 1 4/5? A negative 1/5. Then flip the sign back to answer. So +1/5

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