Higher Secondary Question Paper Solution of Year 2014 Question No: C.(3)(d)(ii)
সমাধান কর : \({dy \over dx } = {{y(x \cos {y \over x} + y \sin {y \over x})} \over x({y \sin {y \over x} - x \ cos {y \over x}})}\)

সমাধান কর : \({dy \over dx } = {{y(x \cos {y \over x} + y \sin {y \over x})} \over x({y \sin {y \over x} - x \ cos {y \over x}})}\)