Given d = 5, S9 = 75, find a and a9. Table of Contents<Select SpecificallyIn an AP(v) Given d = 5, S9 = 75, find a and a9.Tags: CBSE Solution Previous Given a3 = 15, S10 = 125, find d and a10. Next Given, l = 28, S = 144, and there are total 9 terms. Find a. 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!