WebLength of a side of Sn 1 1 for all n 1 Length of a side of Sn 2 1 So, the sides of S1, S2, ---, Sn form a G.P., with common ratio and first term 10. 2 n 1 1 side of Sn 10 2 Area of Sn < 1 n 1 n 1 1 1 10 10 1 2 2 n 1 1 100 1 2 100 1 2n 1 100 2n 1 n 1 7 Web19 dec. 2024 · Example 5: Find the sum of first 30 terms of an A.P. whose second term is 2 and seventh term is 22. Solution. Let a be the first term and d be the common difference of the given A.P. Then, a 2 = 2 and a 7 = 22 ⇒ a + d = 2 and a + 6d = 22 Solving these two equations, we get
14: IIT JEE 2013: If the sum of first n terms of an AP... - YouTube
Web29 mrt. 2024 · Ex 5.3, 9 - Chapter 5 Class 10 Arithmetic Progressions (Term 2) Last updated at March 29, 2024 by Teachoo. Get live Maths 1-on-1 Classs - Class 6 to 12. Book 30 minute class for ₹ 499 ₹ 299. Transcript. Show More. Next: Ex 5.3, 10 (i) → Ask a doubt . Chapter 5 Class 10 Arithmetic Progressions; Web30 mrt. 2024 · Question 8 The sum of first n terms of an AP is given by Sn = 2n2 + 3n . Find the sixteenth term of the AP. Given Sn = 2n2 + 3n Taking n = 1 S1 = 2 12 + 3 1 = 2 … roots electronic horn
If Sn = 2n^2 + 3n. Find 16th term of AP - teachoo
Web6 okt. 2024 · Sum of first n terms of the A.P = 3n² - 2n The A.P The 19th term of the A.P First we have to find the A.P Here sum of n terms is given as 3n² - 2n Hence sum of first term = First term (a₁) First term = 3 × 1² - 2 × 1 First term = 3 - 2 First term = 1 Hence first term of the A.P is 1 Now the sum of 2 terms is given by WebIf the sum of first n terms of an AP is n2, then find its 10th term. KHAJA ACADEMY MATHEMATICA 6.9K subscribers Subscribe 5.4K views 1 year ago PROGRESSIONS If … Web11 dec. 2024 · The number of wireless services and devices have remarkably increased, especially since the introduction of smart phones. The population of mobile nodes (MNs) is now exceeding the traditional non-mobile nodes. Mobility is a key factor in mobile core networks as it is responsible for providing continuous communication when a MN is on … root selector