Web16 Oct 2024 · 7th term = a + 6d sum of the third and the seventh terms of ap is 40 => a + 2d + a + 6d = 40 => a + 4d = 20 ..Eq1 6th term = a + 5d 14th term = a + 13d a + 5d + a + 13d = … Web9 Apr 2024 · The sum of second term and the seventh term of an A.P. is 30. If its fifteenth term is 1 less than twice its eighth term, find the A.P.. Ans: Hint: We will first write the formula for ${n^{th}}$ term of an A.P. ... If each term of an AP is increased, decreased, multiplied, or divided by a constant non-zero number, then the resulting sequence is ...
algebra precalculus - The first, fifth, and eighth terms of an ...
WebThe 7th term of an AP is −4 and its 13th term is −6. Find the AP. Q. 14.7 th term of an AP is 40 , then the sum of first 13 term is. Q. 7th term of an A.P. is 40. Then the sum of first 13 … Web2 Dec 2024 · To Find : the sum of the first 10 terms. Solution: Let say AP. a , a + d , a + 2d + ..... first term = a . common difference = d. an = a + (n-1)d. 3rd term = a + 2d. 7th term = a … flights from philly to indianapolis
the 6th term of an AP. 2,4,6,8 will be - Brainly.in
WebQuestion : 7th term of an AP is 40. The sum of its first 13th terms is a) 500 b) 510 c) 520 d) 530. Question : The sum of the first four terms of an AP is 28 and sum of the first eight terms of the same AP is 88. Sum of first 16 terms of the AP is a) 346 b) 340 c) 304 d) 268. Question : Which term of the AP 4, 9, 14, 19, ….. is 109? a) 14th b ... WebThe first, fifth, and eight terms of the arithmetic progression are a, a + 4 d, a + 7 d. The first three terms of the geometric progression are a, a r, a r 2. So we have a + 4 d = a r, a + 7 d = a r 2. Subtracting a from both sides of both equations and then doing some routine algebra, we … Web26 May 2024 · Collect like terms 48d-40d=-40+64 8d=24 Divide both sides by 8 d=3. answered by La.frosh. October 11, 2024. The first term of an AP is -8 the ratio of 7th term to the 9th term is 5:8 calculate the common difference. answered by Dalhatu. December 2, 2024. Find out more about. answered. January 13, 2024. flights from philly to italy