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abbygreen
21.07.2019 •
Mathematics
Tell whether the sequence is arithmetic. if it is, what is the common difference? 19,8,-3,-14
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Ответ:
Between 19 and 8: 8 - 19 = -11 (note how it is negative)
Between 8 and -3: -3 - 8 = -11
Between -3 and -14: -14 - (-3) = -11
The difference between each pair of terms are all equal to each other so the sequence is arithmetic.
The common difference is: 11
Ответ:
26m
Step-by-step explanation:
14m x b = 364m^2
b = 364m^2 / 14m
b = 26m