Given, l = 28, S = 144, and there are total 9 terms. Find a. Table of Contents<Select SpecificallyIn an AP(x) Given, l = 28, S = 144, and there are total 9 terms. Find a.Tags: CBSE Solution Previous Given d = 5, S9 = 75, find a and a9. Next How many terms of the AP: 9, 17, 25, … must be taken to give a sum of 636. Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Sign me up for the newsletter!