Hello friends. My self Rohit sarkar Mai is channel per Hindi medium bihar board, up board, mp board etc ka ncert math class 9th 10th 11th 12th ka solution karaunga . Please do not hesitate to ask any doubt & give feedback and sujjesstion in the comment section. SUBSCRIBE now. Like share comment Apko mere class me kisi bhi Parkar ki dikkat ho to aap hame WhatsApp message kar sakte hai (9234886234. 91289 95119)