hello mrs. bahnu priya i want to say that you are doing a good job those who are not capable for coachings and tution and yopu are providing your knowledge so thanks a lot for that. It really helops me Thanku You
#Advice please use wide angle lense because your A4 size is not fit into camera lense it's too hard to read while you explaining... Overall you doing great 😊
in the are representation the first row should be contain total number of row,total number of column and total number of non zero element ,why you left that?