The GATE Grind

GATE Engineering Mathematics: Linear Algebra: Systems of linear equations – Previous Year Questions

3 GATE previous year questions on Linear Algebra: Systems of linear equations (Engineering Mathematics, Electrical Engineering) with answers and explanations, from every paper.

  1. GATE 2020 EE Q11 (1 mark, Multiple choice) – ax3+bx2+cx+d is a polynomial on real x over real coefficients a,b,c,d wherein a0. Which of the following statements is true?
  2. GATE 2025 EE Q13 (1 mark, Multiple choice) – Let A=bmatrix1&1&1\\-1&-1&-1\\0&1&-1bmatrix, and b=bmatrix1/3\\-1/3\\0bmatrix. Then, the system of linear equations A x= b has
  3. GATE 2026 EE Q56 (2 marks, Multiple select) – Consider the system of linear equations: A x= b, where A is an n n matrix, and x and b are n-dimensional column vectors. Suppose this system of…