Matrices & Determinants, Lecture-2, XI Class,1st paper, KCB MATH, ম্যাট্রিক্স ও নির্ণায়ক, একাদশ শ্রেণি Kajol chandra bhadra lecturer ( Mathematics) FB link: https://www.facebook.com/KCBMATH ফেইজ বুক লিংক: https://www.facebook.com/profile.php?id=100004787238801 FB page link: https://www.facebook.com/KCBMATHEMATICS/ youtube link: https://www.youtube.com/channel/UCiZnN3rICIiHuWuR6DbjXlw instagram link: https://www.instagram.com/kajol_bhadra Twitter link: https://twitter.com/BHADRA77260465 শিক্ষক বাতায়ন লিংক: https://www.teachers.gov.bd/profile/kajolbhadra515 #Matrices_and_Determinants #matrix #type_of_Matrices #square_matrix #rectangular_matrix #principal_Diagonal #diagonal_matrix #entry_general_form_of_matrix #order_of_a_matrix #number_of_entry #scalar_matrix #Identity_matrix