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abruzzese [7]
4 years ago
14

What is the common difference d of the sequence?

Mathematics
2 answers:
yaroslaw [1]4 years ago
6 0
To find common difference, subtract first term from 2nd
-4 - (-15) = -4 + 15 = 11
tangare [24]4 years ago
3 0
Just  calculate  second term - first term =  -4 - (-15)
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