Published by:
CGP EDU Academic Team
Published on: August 13, 2026
4 die rolled, numbers are first in 
matrices. Find the probability that the matrices is non-singular & all entries are different.
Text Solution
Verified by ExpertsThe correct answer is:
-
Let 
For A to be singular, 
and 
and 
So, total case of singular matrix 
Total non-singular matrix 
Probability 
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PART-I PHYSICS
Find the ratio of de Broglie wavelength of an electron and a proton having same Kine…
If an AC source is connected to a capacitor in series. Then which of the graphs relating current an…
A wheel is undergoing pure rolling on a horizontal surface as shown. The point on rim of wheel at a…
If a particle is performing SHM such that . Then the equation of SHM can also be represented as .…
The intensity of sunlight at a place on earth is . Find the amplitude of magnetic field at that pl…
A long line charge of linear charge density is placed along z-axis. An electric dipole of length …