diamondd4
19.10.2019 •
Mathematics
Fiona has proved that a function, f(x), is an arithmetic sequence. how did she prove that?
she showed that an explicit formula could be created.
she showed that a recursive formula could be created.
she showed that f(n) ÷ f(n - 1) was a constant ratio.
she showed that f(n) - f(n - 1) was a constant difference.
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Ответ:
D
Step-by-step explanation:
She showed that f(n) - f(n - 1) was a constant difference.
The definition of an arithmetic sequence is the difference between consecutive terms is constant, aka common difference.
Ответ:
= (3a + 6b)