AP nth term formula.

Exercise and reference answers

Missing parts

1. Answer

   n

   Choices

   1. n
   2. a
   3. d

2. Answer

   d

   Choices

   1. d
   2. n
   3. a

Complete the statement

aₙ = a + ({0} − 1) × {1}

Instructions

nth term where a = first term, d = common difference.

Explanation