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 Counting Days from AMC-10A (2013), Problem 17. You may use sequential hints to solve the problem.
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.
Cheenta is delivering 2 live revision workshops on IOQM 2022. These sessions will be conducted by Shuborno Das, a Cheenta alumnus from Oxford University. You are invited to join the live session.
Try this beautiful Problem based on Ordering of fraction from AMC 8 2019 Problem 3. You may use sequential hints to solve it.
Try this beautiful Problem based on Number Counting from AMC 8 2019 Problem 1. You may use sequential hints to solve it.
Dr. Ashani Dasgupta is conducting a Training Session so as to guide the participats of the Bose Maths Olympiad Research Project Round.
If we know nothing about this world, we should know about cross ratio. It is one of those accidents of nature that is so unbelievable, unimaginable, that we need mathematics to accept it.
Try this beautiful interesting problem based on Number Theory from PRMO 2016 Problem 2. You may use sequential hints to solve it.
Try this problem on pulley problem on inclined plane from NSEP 2015 Problem 9. You may use sequential hints to solve it.
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.