Sum of 1's: Algebra Problem Find the sum: 1+111+11111+1111111+…..1….111(2k+1) ones Useful points: Try with Hints ... Other Useful Links GCD and Bezout Theorem Gauss Trick of Algebra Related Program Subscribe to Cheenta at YouTube
Sum of 1's: Algebra Problem Find the sum: 1+111+11111+1111111+…..1….111(2k+1) ones Useful points: Try with Hints ... Other Useful Links GCD and Bezout Theorem Gauss Trick of Algebra Related Program Subscribe to Cheenta at YouTube
Understand the problem Let O be a point inside a parallelogram ABCD such that \(\angle AOB+\angle COD =180\) prove that \(\angle OBC =\angle ODC\) Useful Points Suggested book Challenges and Thrills in Pre-College Mathematics Try with Hints... Other Useful Links GCD and Bezout Theorem Gauss Trick of Algebra Related Program Subscribe to Cheenta at YouTube
This problem from ISI Entrance 2019 is an interesting application of complex numbers in geometry. Try your hands on this!
Try this beautiful problem from Algebra, based on Order Pair problem from AMC-10B, 2012. You may use sequential hints to solve the problem
Try this beautiful problem from Combinatorics based on Chosing Program from AMC-10A (2013), Problem 7. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017, Question 23, based on Solving Equation. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017, Question 23, based on Solving Equation. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017, Question 23, based on Solving Equation. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO II 2019, based on Missing Integers. You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry: The area of triangle AMC-10, 2009. You may use sequential hints to solve the problem
Try this beautiful problem from Geometry: Side Length of Rectangle from AMC-10, 2009. You may use sequential hints to solve the problem
Try this beautiful problem from the Pre-RMO, 2017 based on Roots and coefficients of equations. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017 based on Number of ways. You may use sequential hints to solve the problem.
Try this beautiful Problem on Calendar from Pre-Regional Mathematics Olympiad, PRMO-2016. You may use sequential hints to solve it.
Try this problem on one dimensional motion from NSEP 2015 Problem 8. You may use sequential hints to solve it.
How to Prepare for IISER and IIT JAM Mathematics Entrance Exams? Learn from Sudev Satheesh's Success Story.
Try this beautiful Problem based on Number game from AMC 8 2020 Problem 22. You may use sequential hints to solve it.
How to Prepare for RKMVERI entrance exam for M.Sc. in Mathematics? Learn from Sayantani Ghosh's Success Story.
Try this beautiful Problem based on Counting Principle from Math Kangaroo (Ecolier) 2017 Problem 22. You may use sequential hints to solve it.
How to Prepare for multiple M.Sc-Ph.D. Mathematics Entrances in 2022? Learn from Aniruddha Bhattacharjee's Success Story.
This Workshop seeks to shed light on the various applications of Functional Equations concepts with the help of beautiful problems for INMO.
Dr. Ashani Dasgupta is delivering a live talk on "How to Apply Abroad for Math Grad". You are invited to join the live session.
In 2022, Cheenta is hosted the final round of Sharygin Geometrical Olympiad in Kolkata center. Check out the Problems and Solutions here.