In an ap the sum of first 10 terms is -80
WebMar 30, 2024 · Given : In an A.P, the sum of its first ten terms is -80 and sum of its next 10 terms is -280. To find : The A.P Solution : A.P series is a+a+d,a+2d,...... a is the first term , … WebIn the given AP, the first term is a = 7 and the common difference is d = 4. Let us assume that 301 is the n th term of AP. Then: T n = a + (n - 1)d 301 = 7 + (n - 1) 4 301 = 7 + 4n - 4 301 = 4n + 3 298 = 4n n = 74.5 But 'n' must be an integer. Hence 301 cannot be a term of the given AP. Answer: 301 cannot be a term of the given AP.
In an ap the sum of first 10 terms is -80
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WebSep 22, 2024 · CBSE Class 10 Answered In an A.P. the sum of first ten terms is - 80 and the sum of next ten terms is - 280. Find the A.P. Asked by Topperlearning User 22 Sep, 2024, … WebAnswer: The first number is x, the second is x+5, the 3rd is x+10, etc. So the sum of the first 9 terms is 9x + (5 + 10 + 15 + etc.) = 9x + 5(1 + 2 + 3 + 4 + 5 + 6 ...
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WebJan 7, 2024 · If the sum of the first m terms of an AP is n and the sum of the first n terms is m,then show that the sum of its first (m+n) terms is-(m+n) Asked by Samuel Roy 17th February 2012 3:57 PM . ... Find three consecutive terms in the AP whose sum is 15 and their product is 80( the terms are in ascending order) WebQ8. In an AP, the sum of the first 3 terms is – 60 and that of the last 3 are 84. If there are 15 terms, what is the sum of the middle 3 terms? Kick start Your Preparations with FREE access to 25+ Mocks, 75+ Videos & 100+ Chapterwise Tests. Q9. In an AP, the ratio of the 2nd term to the 6th term is 2/5.
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WebThe sum of the first five terms of an AP and the sum of the first seven terms of the same AP is 167. If the sum of the first ten terms of this AP is 235, find the sum of its first twenty terms. Q. shark temporary tattoosWebJun 2, 2024 · The sum of first 10 terms is 620. What is arithmatic progression? Arithmetic Progression (AP) is a numerical series in which the difference between any two subsequent numbers is always the same. How to find the sum? Here a1= 8,a2 = 20,a3 = 32 and a4= 44. Find the difference between two terms. a2 - a1 = 20 - 8 = 12. a3 - a2 = 32 - 20 = 12 population monroe county nyWebFeb 28, 2013 · In an A.P. the sum of first ten terms is –80 and the sum of next ten terms is –280. Find the A.P Share with your friends 1 Follow 1 S. Usha Rani, Meritnation Expert added an answer, on 2/4/14 Let a and d be the first term and common difference of A.P. Here, S 10 = –80 So,-80=10/2 [2a+ (10-1)d] -80/5=2a+9d Sum of next 10 terms = –280 =>2a+19d=-36 shark templates printableWebHow many terms are in the sequence, if you're given the first few terms and the last term? Solve for "n" in the sequence equation. population movement and genetics answersshark tens and unitsWebOct 20, 2024 · In an AP the sum of first ten terms is -150 and the sum of its next 10 terms is -550. Find the AP. Is this the question you’re looking for? Advertisement Expert-Verified Answer 49 people found it helpful Hey there !! Let a be the first term and d be the common difference of the given AP . S₁₀ = -150. ⇒ Sn = n/2 [ 2a + (n-1)d] population moses lake waWebConsider an arithmetic progression (AP) whose first term is a 1 (or) a and the common difference is d. The sum of first n terms of an arithmetic progression when the n th term … population movement and genetics reading