dont relyy on handouts app dosare sources se be apne concept clear karein handouts mei cardinality ka formula nahi diya howa tha but ppaer mei esse related question aa giaaa most imp ap apni seat prr 10 min pehle ja krr beth jaein or dekhein ke kia apke pc mei paint or mathtype ha agrr nahi ha tu examiner se kh kr apna pc change krwa lein mre pc mei paint nahi thaa orr mathtype se direct hum copy paste nahi kr sakhte esliye mne kvh jaga maths equation hi nhi daliii so well prepared for the exams and best of luck