WebOct 15, 2024 · S5+S7=167 therefore 2a+10d=167 and a+9d=235 from these 2 equations we get d=12.625 therefore the ap starts with 40.75 and continue s with a difference d=12.625 olf they have given sum of terms not nth term, so the formula you're using is wrong...……... Find Math textbook solutions? See all Class Class 12 Class Class 11 Class Class 10 Class … WebThe sum of the sum of first five terms of an AP and the sum of the first seven terms of the same AP is 167. ... Consider an A.P. whose first term and the common difference are a and d respectively. According to the question: S5 + S7 = 167 (Given) \Rightarrow \frac{5}{2}[2 a+(5-1) d]+\frac{7}{2}[2 a+(7-1) d]=167\\ \Rightarrow 5\{2 a+4 d\}+7\{2 ...
In an AP if S5 + S7 = 167 and S10 = 235. Then find the AP, …
WebJul 9, 2024 · closed Jul 10, 2024 by Anaswara 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. arithmetic progression class-10 1 Answer +2 votes answered Jul 9, 2024 by Dheeya (31.0k points) selected Jul 10, 2024 by Anaswara Best answer WebNov 6, 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. See answers Advertisement BigSmoke Here your … inch sanitary fitting gasket
in an AP ; if S5+S7 =167 and S10 = 235 then find the AP ; where Sn ...
WebJun 24, 2024 · It is given that S5 + S7 = 167 and S10 = 235, then find the AP, where Sn denotes the sum of its first n terms. asked Jul 9, 2024 in Arithmetic Progression by Anaswara (31.5k points) arithmetic progression; class-10; ... In an A.P. if S5 + S7 = 167 and S10 = 235, then find the A.P., where Sn, denotes the sum of first n terms. asked Sep 29, ... 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 WebIn an A.P., S5 + S7 = 167 and S10 = 235, then find the A.P., where Sn denotes the sum of first n terms. Class 11 >> Applied Mathematics >> Sequences and series >> Arithmetic … income tax old vs new regime comparison