Q.202456: যদি x tan 45° cos 60° cot 60° = sin 60° cot 60° তাহলে x =? |
যদি x tan 45° cos 60° cot 60° = sin 60° cot 60° তাহলে x =? - - Maths in Bengali, trigonometry question answers in Bengali pdf questions in Bengali, Know About Maths online test Maths notes in Bengali quiz book