Linear Algebra | CSIR NET Mathematics 2025 | PYQ Practice | IFAS

In this lecture by IFAS, Chandan Sir provides a detailed analysis of Linear Algebra Previous Year Questions (PYQs) from the CSIR NET February 2022 exam. This session is part of a week-long series focusing on the most recent six exams, helping aspirants master high-weightage topics and improve their problem-solving accuracy for both Part B and Part C. 🔥 Join India's Best Mathematics Coaching for CSIR NET and GATE Exams - IFAS Online! STARTING SOON: Super Emotion Batch 7.0 (From 12th Jan 2026) 👉🏻IFAS CSIR UGC NET Mathematical Science Result👈🏻: CSIR - NET June 2025 - Total Selections: 4200+ (CSIR UGC JRF AIR 1, 2, 6, 6, 10.....) CSIR - NET Dec 2024 - Total Selections: 4000+ (CSIR UGC JRF AIR 5, 6, 6, 7, 8, 9, 10......) CSIR - NET June 2024 - Total Selections: 2000+ (CSIR UCG JRF AIR 3, 10, 13, 15, 16.....) CSIR - NET Dec - 2023: Total Selections: 1200+ (CSIR UGC JRF AIR 2, 4, 5, 7, 12, 15, 18, 19......) CSIR - NET June - 2023: Total Selections: 1000+ (CSIR UGC JRF AIR 2, 6, 8, 9.....) ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 🎯 Target Audience: This video is highly beneficial for students preparing for: CSIR NET Mathematics, GATE Mathematics, MH SET Mathematics, BARC, NBHM ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 👇 Watch the Full Lecture to Master These Topics: Countability in Linear Algebra Rational Coefficients and Roots Basis and Null Space Column Space and Range Space Eigenvalues and Row/Column Sums ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ⏱️ Timestamps - Jump to Your Topic: [00:00] Introduction and Series Overview (Recent 6 Exams) [01:14] Schedule of PYQ Discussions (Feb 2022 to Dec 2024) [03:29] Information on Crash Courses and Test Series (Flat 70% Off) [05:26] Problem 1: Countability of Polynomials and Matrix Sets [09:30] Mentorship: Overcoming Exam Fear and Preparation Strategies [12:33] Problem 2: Basis of Row Space and Null Space Verification [23:23] Problem 3: Necessary Singularity based on Row and Column Sums [30:58] Theoretical Proof: General Method for Row/Column Sum Eigenvalues [37:18] Session Wrap-up and Next Class Announcement ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Lecture Summary: In this session, Chandan Sir focuses on Linear Algebra PYQs from the 16th February 2022 exam, covering questions that contributed to over 54 marks in that paper. The lecture bridges the gap between basic definitions and competitive exam applications by demonstrating how to use counter-examples for disqualifying options and theoretical proofs for identifying correct answers. Chandan Sir also provides valuable mentorship on how to approach the CSIR NET exam if previous attempts were unsuccessful, emphasizing a 6-month dedicated preparation window. The session concludes with a deep dive into the properties of row sums and their relationship to matrix singularity. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 🔗 Important Links: 🌍 Visit our Website: https://ifasonline.com 📞 Contact for Queries: 9172266888 📲 WhatsApp: https: https://whatsapp.com/channel/0029VbCV... 🔥 Qualification Prediction (Free Tool): https://ifasonline.com/QualificationP... 📘 Get Detailed Free Counselling: https://ifasonline.com/csir-net/mathe... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Download IFAS: 👇 📲Android: https://play.google.com/store/apps/de... 📲 Ios: https://apps.apple.com/us/app/ifas/id... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ CSIR NET Mathematical Science Live & Recorded Course – https://ifasonline.com/csir-net/mathe... GATE Mathematical Science Recorded Course – https://ifasonline.com/gate/mathemati... MH SET Mathematical Science Recorded Course – https://ifasonline.com/mh-set/mathema.... 📘 Buy CSIR NET Mathematical Science Books: https://ifasonline.com/csir-net/mathe... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 📞 Contact for Admission: 9172266888 Stay Updated Via Other Social Media: ✔Telegram: https://t.me/NET_GATE_SET_Maths_Discu... ✔Instagram:   / csir_net_mathematical_science   ✔Facebook:   / ifasmaths   ✔WhatsApp: https: https://whatsapp.com/channel/0029VbCV... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ #csirnetjune2026 #csirnetmaths #csirnetmathematics #csirnetmathematicalscience #csirnetpreparation #ifas