If each term of a sequence changes by a common difference, d, what would a general rule for this type of sequence be?

Question

Mathematics

Doodles

4 November, 18:09

If each term of a sequence changes by a common difference, d, what would a general rule for this type of sequence be?

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Fernandez · Answer 1

A sequence which posses common difference is called an arithmetic sequence. This sequence is given by the formula Xn=a+d (n-1);

where:

a=first term

d=common difference

n=nth term

Thus the general rule is:

Xn=a+d (n+1)