SOLUTION: ind an equation for the nth term of the arithmetic sequence. a14 = -33, a15 = 9 choices below an = -579 + 42(n + 1) an = -579 + 42(n - 1) an = -579 - 42(n + 1) a

Algebra ->  Trigonometry-basics -> SOLUTION: ind an equation for the nth term of the arithmetic sequence. a14 = -33, a15 = 9 choices below an = -579 + 42(n + 1) an = -579 + 42(n - 1) an = -579 - 42(n + 1) a      Log On


   

Question 1135560: ind an equation for the nth term of the arithmetic sequence.
a14 = -33, a15 = 9
choices below
an = -579 + 42(n + 1)

an = -579 + 42(n - 1)

an = -579 - 42(n + 1)

an = -579 - 42(n - 1)
Answer by ikleyn(52782) About Me  (Show Source):
You can put this solution on YOUR website!
.

There are introductory lessons on arithmetic progressions
    - Arithmetic progressions
    - The proofs of the formulas for arithmetic progressions
    - Problems on arithmetic progressions
    - Word problems on arithmetic progressions
in this site.

Learn the subject from there.

Then you will be able to solve such problems on your own.