MathDB

2

Part of 2016 Junior Regional Olympiad - FBH

Problems(3)

Junior Regional Olympiad - FBH 2016 Grade 6 Problem 2

Source:

9/29/2018
Which fraction is bigger: 55535557\frac{5553}{5557} or 66646669\frac{6664}{6669} ?
number theoryFractions
Junior Regional Olympiad - FBH 2016 Grade 7 Problem 2

Source:

9/29/2018
If w=1+−3+23−1−−3+23w=\sqrt{1+\sqrt{-3+2\sqrt{3}}}-\sqrt{1-\sqrt{-3+2\sqrt{3}}} prove that w=3−1w=\sqrt{3}-1
rootsalgebra
Junior Regional Olympiad - FBH 2016 Grade 8 Problem 2

Source:

9/29/2018
Find set of positive integers divisible with 88 which sum of digits is 77 and product is 66
number theory