Study Room  //  অহেতুক কালকেতু (ohetok kalketo)

Hello , I'm Thonoya Arobi (Head of RS Department & Instructor of Mathematics at CPI Polytechnic) .This is Study Room // অহেতুক কালকেতু (ohetok kalketo) channel . This is an educational channel . Thank you very much for visiting my channel . If this channel remain helpful to you then please subscribe my channel .