Видео с ютуба Class 9-10 Creative 4.2

Class Nine Ten Math || Chapter 4.2 || Logarithms || Creative Math || SSC Math || Nine Ten Math 4.2

Class 9-10 general math ||chapter 4|| Exponent &Logarithm ||exercise 4.2| ৫ নং সৃজনশীল অনুশীলনী ৪.২