It is the difference between a term (other than the second) and its predecessor.
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It is the "common difference".It is the "common difference".It is the "common difference".It is the "common difference".
yes. A zero common difference represents a constant sequence.
An excellent example of an arithmetic sequence would be: 1, 5, 9, 13, 17, in which the numbers are going up by four, thus having a common difference of four. This fulfills the requirements of an arithmetic sequence - it must have a common difference between all numbers.
What is the 14th term in the arithmetic sequence in which the first is 100 and the common difference is -4? a14= a + 13d = 100 + 13(-4) = 48
No. An 'arithmetic' sequence is defined as one with a common difference.A sequence with a common ratio is a geometricone.