The first & last terms of AP 17 and 350 respectively.If common difference is 9,how many terms & sum?

The first and the last terms term of an AP are 17 and 350 respectively.If the common difference is 9,how many terms are there and what is their sum? Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Arithmetic Progression.Class10 Explanation is in English .Explanation is in English .Explanation is in English .Explanation is in English .Explanation is in English Ihave created and uploaded a YouTube lesson on Arithmetic for Class 10 students. The session covers important concepts such as [arithmetic progression, basic formulas, solved examples, and problem-solving techniques . The aim of this video is to make the topic easier for students to understand and provide them with additional practice outside the classroom. This initiative is part of using digital platforms to support student learning and engagement. This will be helpful for ICSE, State and CBSE students.