WebThe sum of the first n terms of an arithmetic sequence is called an arithmetic series . Example 1: Find the sum of the first 20 terms of the arithmetic series if a 1 = 5 and a 20 = 62 . S 20 = 20 ( 5 + 62) 2 S 20 = 670 Example 2: Find the sum of the first 40 terms of the arithmetic sequence 2, 5, 8, 11, ⋯ . First find the 40 th term: WebFind the sum of the first 6 terms of a GP whose first term is 2 and the common difference …
GP Sum Sum of GP Formula Sum of n Terms in GP - Cuemath
WebFeb 6, 2024 · the sum of first four terms of a GP is 30 and that of last four terms is 960. if the first and last term of gp are 2 and 512 respectively, find the common ratio. Advertisement Expert-Verified Answer 52 people found it helpful siddhartharao77 Answer: r = 2 Step-by-step explanation: Let the first term be a. (i) WebOct 13, 2014 · in an increasing GP , the sum of the first and the last term is 66 , the product of the second and the last but one term is 128 , and the sum of all the terms is 126. how many terms are there in the progression. Share with your friends 1 Follow 4 Priyanka Kedia, Meritnation Expert added an answer, on 15/10/14 grand rapids right to life
in a G P,the sum of the first and the last term is 66,the product of ...
WebSOLUTION: In an increasing GP, the sum of the first and last term is 66, the product of the second and the last but one term is128, and sum of all terms is 126. How many terms are there in t Algebra: Sequences of numbers, series and how to sum them Solvers Lessons Answers archive Click here to see ALL problems on Sequences-and-series WebMar 19, 2024 · The sum of the first term of the GP and the last term of the GP is 66. we … WebIn a geometric progression, the sum of the first and the last term is 66 and the product of … chinese new year theme preschool