WebJul 9, 2024 · In an AP. It is given that S5 + S7 = 167 and S10 = 235, then find the AP, where Sn denotes the sum of its first n terms. ← Prev Question Next Question → 0 votes 59 views asked Jul 9, 2024 in Arithmetic Progression by Anaswara (31.5k points) closed Jul 10, 2024 by Anaswara In an AP. WebJan 2, 2024 · thesarcasticsoul Answer: S5+S7=5/2(2a+4d) +7/2(2a+6d)=167 =5a+10d+7a+21d=167 =12a+31d=167 [let this be eqn 1] similarly, from S10=235, we get 2a+9d=47 {let this be equation 2} by solving eqn 1 and 2, we get a=1 and d=5 therefore the ap is 1,6,11........ Step-by-step explanation: Advertisement Advertisement New questions in …
If Sn denotes the sum of the first n terms of an AP, prove
WebJan 24, 2024 · Step-by-step explanation: Answer We know that sum of n terms sn = n/2 (2a + (n - 1) * d) Given s5 + s7 = 167. = 5/2 (2a + (5 - 1) * d) + 7/2 (2a + (7 - 1) d) = 167 = 5/2 (2a + 4d) + 7/2 (2a + 6d) = 167 = 5 (a + 2d) + 7 (a + 3d) = 167 = 5a + 10d + 7a + 21d = 167 = 12a + 31d = 167 ---------- (1) Given that s10 = 235 10/2 (2a + (10 - 1) * d) = 235 Web>> In an A.P., S5 + S7 = 167 and S10 = 2. ... Verified by Toppr. Was this answer helpful? 0. 0. Similar questions. If the 3rd and the 9th terms of an AP are 4 and -8 respectively. which term of this AP IS ZERO ? Medium. View solution > If the sum of 7 terms of an A.P is 4 9 and that of 1 7 terms is 2 8 9, find the sum of n terms. our lady help of christians victoria park
Chapter 5: Arithmetic Progression 2016 Very Short Answer
WebAug 12, 2024 · Metabolomics-based approaches are still receiving growing attention with regard to food authenticity testing. Such studies require enormous sample numbers with negligible experimental or analytical variations to obtain statistically reliable results. In this context, an extraction protocol in line with optimized ionization parameters was … WebIn an AP, if S 5 + S 7 = 167 and S 10 = 235, then find the AP, Where S n denotes the sum of its first n terms. Let a and d be the first term and the common difference of the AP, respectively. 4564 Views. Switch; Flag; Bookmark; Advertisement . 2. In the given figure, PQ is a chord of a circle with centre O and PT is tangent. WebApr 12, 2024 · In an AP, If S5 + S7 = 167 and S10 = 235 then find the AP, where Sn - YouTube In this video i solved important questions of class 10 maths for term 2,the question is as followingIn an AP, if... roger dean chevy wpb