BdMO Online Forum

welcome to the forum. Actually 'Math is the language of science'. So, bangla or english doesnt matter, i think. But, in some area u may post in bangla, but not in english font please happy mathing $\frac{1}{0} welcome$

thanks mahi and tahmid

now a days, i am facing geometric loop in every problem. I mean, such as i have to prove one quadrangle cyclic, then i go revese, as it is cyclic i have to prove this angle=that angle. So, that angle should be equal that angle. So, one triangle should be equalaterial, then the first quad should cycl...

But, what they meant abt dot multiplication?? Any1 plz explain here

find all integers x such that,$x^4+x^3+x^2+x+1$ is a perfect square.

x, y are positive real number?

congratulation u tooo!

congratulation u tooo!

Happy $\pi$ day to you all. Wish your life would like $\pi$.

Hi, KHADIJA
it would be better if u glance over the geometry books of 9-10 and read the theorems carefully......