Write down the common difference of the sequence u1 = 124, u2 = 117, 3u = 110, u4 = 103, …
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Step-by-step explanation:
Here
u2-u1=117-124=-7...1
u3-u2=110-117=-7...2
u4-u3=103-110=-7...3
from 1,2 and 3
The common difference is -7 .
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