Home
Class 12
MATHS
If A(adj A) = ((7k,0,0), (0,7k,0),(0,0,7...

If `A(adj A) = ((7k,0,0), (0,7k,0),(0,0,7k))` then find `|adjA|.`

Promotional Banner

Similar Questions

Explore conceptually related problems

If A is a square matrix such that A(adjA)=[(4,0,0),(0,4,0),(0,0,4)], then =(|adj(adjA)|)/(2|adjA|) is equal to

If A is a square matrix such that A(adjA)=[(4,0,0),(0,4,0),(0,0,4)], then =(|adj(adjA)|)/(2|adjA|) is equal to

If A is a square matrix such that A(adjA)=[(4,0,0),(0,4,0),(0,0,4)], then =(|adj(adjA)|)/(2|adjA|) is equal to

If A is a square matrix such that A(adjA)=[(4,0,0),(0,4,0),(0,0,4)], then =(|adj(adjA)|)/(2|adjA|) is equal to

If A={:[(a,0,0),(0,a,0),(0,0,a)],:}" then: "|A|*|adj.A|=

If A={:[(a,0,0),(0,a,0),(0,0,a)],:}" then: "|A|*|adj.A|=

The matrix A = [(0,0,-7),(0,-7,0),(-7,0,0)] is a

If a=[{:(k,0,0),(0,k,0),(0,0,k):}] , where k is non-zero real number, then without actually evaluating adj (A), find the value of |adj (A)|.