Posted by **Shawntrell** on Saturday, October 30, 2010 at 10:09pm.

The first term of an arithmetic sequence is -3 and the fifteenth term is 53.

What is the common difference of the sequence?

14/13

25/7

4

- arithmetic -
**Reiny**, Saturday, October 30, 2010 at 10:28pm
Use your definitions of the term of an arithmetic sequence

a = -3

term(15) = a + 14d

53 = -3 + 14d

solve for d

- arithmetic -
**whitney**, Friday, October 7, 2011 at 10:23am
is this following sequence arithmetic is so identify the common difference

-73,-44,-15,14

## Answer This Question

## Related Questions

- Algebra - True or False 1. – 5, – 5, – 5, – 5, – 5, … is an arithmetic sequence...
- Algebra - I am so lost on these problems. Write a geometric sequence that starts...
- math - The 3rd term in an arithmetic sequence is 12, the 7th term is 24, a) How...
- Math - A sequence is formed by adding together the corresponding terms of a ...
- Mathematics : Arithmetic Sequence - The 5th term and the 8th term of an ...
- Arithmetic Sequence - Given the third term of an arithmetic sequence less than ...
- Maths - 1..The first 2 terms of a geometric progression are the same as the ...
- arithmetic sequence - the 40th term of an arithmetic sequence is equal to the ...
- math - find the rule for the Nth term of the arithmetic sequence. 11/2, 25/6, 17...
- mathematics - 1.1 the third term of an arithmetic sequence is 8 and the 15 term ...

More Related Questions