Select Page ## Sum based on Probability – ISI MMA 2018 Question 24

Understand the problem The sum of Infinity series                 ( 1 + frac{2}{3} + frac{6}{3^2} + frac{10}{3^3} + frac{14}{3^4} + …….) is  Source of the problem Sample Questions(MMA) : 2018 Problem no 24 Topic Probability Difficulty Level Medium... ## To find Trace of a given Matrix : ISI MMA 2018 Question 13

Understand the problem If A = begin{bmatrix} 2&i\i&0end{bmatrix} , the trace of (A^{10}) is Source of the problem Sample Questions (MMA):2019 Topic Linear Algebra Difficulty Level Medium Suggested Book Introduction to Linear Algebra by Pearson Start with hints... ## Direct product of groups: TIFR 2018 Part A, Problem 9

Understand the problem Let G, H be finite groups. Then any subgroup of G × H is equal to A × B for some subgroups A<G and B<H Source of the problem TATA INSTITUTE OF FUNDAMENTAL RESEARCH -GS-2018 (Mathematics)  -Part A -Question 9 Topic Group Theory  Difficulty... ## PRMO – 2019 – Questions, Discussions, Hints, Solutions

This is a work in progress. Please post your answers in the comment. We will update them here. Point out any error that you see here. Thank you. 1. 42. 133. 134. 725. 106. 297. 518. 499. 1410. 5511. 612. 1813. 1014. 5315. 4516. 4017. 3018. 2019. 1320. Bonus21. 1722.... ## AMC10/12 Combinatorics Problem

Combinatorics is one of the most important topic for the preparation of Mathematics Olympiad culture as well as American Mathematical Contest(also known as AMC). AMC10/12 Combinatorics Problem which is composed of selected problems from previous year. AMC 10 [Q.1]A...