GATE Questions & Answers of Matrix algebra

What is the Weightage of Matrix algebra in GATE Exam?

Total 8 Questions have been asked from Matrix algebra topic of Linear Algebra subject in previous GATE papers. Average marks 1.25.

Given the matrices J=321242126 and K=12-1,the product KT JK is _________.

The determinant of matrix 0123103023013012 is ____________

What is the minimum number of multiplications involved in computing the matrix product PQR? Matrix P has 4 rows and 2 columns, matrix Q has 2 rows and 4 columns, and matrix R has 4 rows and 1 column. __________

[A] is a square matrix which is neither symmetric nor skew-symmetric and [A]T is its transpose.The sum and differene of these matrices are defined as [s]=[A]+[A]T and [D]=[A]-[A]T,respectively.Which of the following statements is true?

The inverse of the matrix  3+2ii-i3-2i is

A square matrix B is skew-symmetric if

The product of matrices PQ-1 P is

The inverse of the 2 × 2 matrix 1257 is