If y=atan((acosx-bsinx)/(bcosx+asinx) .. diffrentiation wbchse hs 12

If y=atan((acosx-bsinx)/(bcosx+asinx) .. diffrentiation wbchse hs 12 ===================================================== Welcome to our Banglai Mathematics Youtube channel. More solved problem will be uploaded.your Suggestion will be appreciated. Keep visiting our channel. Please subscribe our channel and dont forget to like share and comment. Subscribe My YouTube Channel:    / banglaimathematics   Follow Me: FB Page:   / banglaimathematics   Instagram:   / banglai_mathematics   Twitter:   / siddiquee19   ===================================================== CLASS 11 & 12 ALL VIDEO PLAYLIST: ````````````````````````````````` 1) differentiation wbchse class 11 & 12 math SN DEY Solved (1st Order and 2nd order Derivatives) Watch:    • differentiation wbchse class 11 & 12 math ...   2)Integration wbchse class 12 math SN DEY Solved Watch:    • wbchse class 12 math SN DEY Solved integra...   3)PROBABILITY SN DEY EXERCISE SOLUTION Watch:    • WBCHSE PROBABILITY SN DEY EXERCISE SOLUTION   4)Complex Numbers (Class 11) Watch:    • Complex Numbers (Class 11)   5)Integration(Class12) Watch:    • Integration ( Class 12)   6)wbchse class 12 determinant important question Watch:    • wbchse class 12 determinant important ques...   IITJEE & WBJEE: ``````````````` 1) Integration for IITJEE and WBJEE Watch:    • IITJEE & WBJEE   2) Straight line for class 11,wbjee and iitjee Watch:    • Straight line for class 11, class 12, wbje...   3)Complex Numbers: Watch:    • Complex Numbers   ===================================================== ===================================================== derivatives class 11 maths, derivative chapter, derivative class 12th, derivative differentiation, derivative examples, derivative exercise, derivative exam, derivative explanation, derivative full chapter, derivative for class 11, wbchse class 11 mathematics, WBCHSE HS MATH, wbchse class 12 math, wbchse class 12 math SN DEY, Banglai Mathematics, Chhaya Prakashani sn dey, sn dey class 12 solution, sn dey mathematics, differentiation, differentiation class 11 sn dey,