Geometric Progression

27 posts

Tricks To solve AP, GP and HP Questions Quickly

Last Updated: 23 July 2025

The topic of progressions—Arithmetic Progression (AP), Geometric Progression (GP), and Harmonic Progression (HP)—plays a crucial role in various mathematical concepts and ...read more

Mathematics

School Learning

Geometric Progression

harmonic progression

Maths

placement

Arithmetic Progressions

Sum of series 8/10, 8/100, 8/1000, 8/10000. . . till N terms

Last Updated: 23 December 2022

Given a positive integer n, the task is to find the sum of series8/10 + 8/100 + 8/1000 + 8/10000. . . till Nth termExamples:Input: n = 3Output: 0.888Input: n = 5Output: 0....read more

Geometric Progression

Find the missing N-th term of the series 2, 2, 4, 4, 6, 8, 8 ....

Last Updated: 23 July 2025

Given a number N, find the N-th term in the series 2, 2, 4, 4, 6, 8, 8.........Examples:Input: N = 1Output: 2Input: N = 2Output: 2Input: N = 5Output: 6Approach: Upon caref...read more

arithmetic progression

Geometric Progression

Find position i to split Array such that prefix sum till i-1, i and suffix sum till i+1 are in GP with common ratio K

Last Updated: 23 July 2025

Given an array, arr[] and a positive integer K. The task is to find the position say i of the element in arr[] such that prefix sum till i-1, i and suffix sum till i+1 are...read more

Geometric Progression

suffix-sum

Count of distinct integers belonging to first N terms of at least one of given GPs

Last Updated: 23 July 2025

Given two Geometric Progressions (a1, r1) and (a2, r2) where (x, y) represents GP with initial term x and common ratio y and an integer N, the task is to find the count of...read more

Geometric Progression

Check if all the digits of the given number are same

Last Updated: 23 July 2025

Given a positive integer N, the task is to check whether all the digits of the given integer N are the same or not. If found to be true, then print Yes. Otherwise, print N...read more

DSA

number-digits

Geometric Progression

Difference between Arithmetic and Geometric Progression

Last Updated: 23 July 2025

Progression can be defined as a list of numbers having a particular pattern. The next number in a progression can be calculated using a formula. The relation between numbe...read more

Geometric Progression

Arithmetic Progressions

Proof: Why the Root Mean Square of two positive numbers is always greater than their Geometric Mean?

Last Updated: 23 July 2025

This article focuses on discussing the proof of why the root-mean-square of two positive numbers is always greater than their geometric mean. Before getting into the detai...read more

Mathematical

DSA

Geometric Progression

Sum of an Infinite Geometric Progression ( GP )

Last Updated: 23 July 2025

Given two integers A and R, representing the first term and the common ratio of a geometric sequence, the task is to find the sum of the infinite geometric series formed b...read more

Geometric Progression

Sequence and Series

Program to calculate sum of an Infinite Arithmetic-Geometric Sequence

Last Updated: 23 July 2025

Given three integers A, D, and R representing the first term, common difference, and common ratio of an infinite Arithmetic-Geometric Progression, the task is to find the ...read more

Geometric Progression

Arithmetic Progressions

Count subarrays of atleast size 3 forming a Geometric Progression (GP)

Last Updated: 15 July 2025

Given an array arr[] of N integers, the task is to find the count of all subarrays from the given array of at least size 3 forming a Geometric Progression.Examples:Input: ...read more

Geometric Progression

Minimum number of operations to convert a given sequence into a Geometric Progression | Set 2

Last Updated: 15 July 2025

Given an array arr[] consisting of N integers, the following three operations can be performed on any element one at a time:Add one to the element.Subtract one from the el...read more

Geometric Progression

Longest subarray forming a Geometric Progression (GP)

Last Updated: 15 July 2025

Given a sorted array arr[] consisting of distinct numbers, the task is to find the length of the longest subarray that forms a Geometric Progression.Examples:Input: arr[]=...read more

Geometric Progression

Count of maximum occurring subsequence using only those characters whose indices are in GP

Last Updated: 15 July 2025

Given a string S, the task is to find the count of maximum occurring subsequence P from S using only those characters whose indexes are in Geometric Progression.Note: Cons...read more

Algorithms-Dynamic Programming

frequency-counting

Geometric Progression

Sum of elements of a Geometric Progression (GP) in a given range

Last Updated: 15 July 2025

Given a Geometric Progression series in arr[] and Q queries in the form of [L, R], where L is the left boundary of the range and R is the right boundary. The task is to fi...read more

Mathematical

DSA

Arrays

Geometric Progression

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