Matrices and Determinants, Lecture -1, Xi-Xii class, KCB MATH, উচ্চতর গণিত ( ১ম পত্র), ১ম অধ্যায়। 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 #KCB_MATH #matrix #entry #general_form_of_matrix #order_of_a_matrix #number_of_entry #Xi_class #Higher_math #1st_chapter