![Example 1 - Chapter 5 Class 10 Arithmetic Progressions - Part 2](https://d1avenlh0i1xmr.cloudfront.net/a17dddd4-3c94-4fbb-bb3a-993ecc14a719/slide2.jpg)
Last updated at April 16, 2024 by Teachoo
Example 1 For the AP: 3/2, 1/2, (−1)/2, (−3)/2,…. write the first term a & the common difference d 3/2, 1/2, (−1)/2, (−3)/2,…. First term = a = 𝟑/𝟐 Common difference = d = Difference between 2nd and 1st term = 1/2−3/2 = (1 − 3)/2 = (−2)/2 = –1 Hence, a = 𝟑/𝟐 d = –1