If `I` is a unit matrix of order `10` , then the determinant of `I` is equal to

If I is the unit matrix of order 10xx10 , then the determinant of I is equal to -

If A is an invertible matrix of order n, then the determinant of adj A is equal to

If I is unit matrix of order n, then 3I will be

If A is an invertible matrix of order n then determinant of adj(A) is equal to

If A=((2,-1),(-1,2)) and I is the unit matrix of order 2, then A^(2) is equal to -

If A(adiA)=5I where I is the identity matrix of order 3 , then |adjA| is equal to

If k is a scalar and I is a unit matrix of order 3 then adj(kI) is equal to (a) k^(3)I (b) k^(2)I (c) -k^(3)I (d) -k^(2)I

A square matrix A of order 3 satisfies A^(2)=I-2A , where I is an identify matrix of order 3. If A^(n)=29A-12I , then the value of n is equal to

A square matrix A of order 3 satisfies A^(2)=I-2A , where I is an identify matrix of order 3. If A^(n)=29A-12I , then the value of n is equal to