Home
Class 12
MATHS
What is the value of |3I(3)|, where I(3)...

What is the value of `|3I_(3)|`, where `I_(3)` is the identity matrix of order 3 ?

Text Solution

Verified by Experts

The correct Answer is:
27
Promotional Banner

Similar Questions

Explore conceptually related problems

What is the value of root3(64)

The value of 3^-3 is

What is the value of i^(401) where i= sqrt(-1) ?

If A=[(0, -tan""(alpha)/(2)),(tan""(alpha)/(2),0)] , then show that (I+A) =(I-A) [(cos alpha, - sin alpha),(sin alpha, cos alpha)] , where I is the identity matrix of order 2.

Write down the value of det (2I_(3)) .

Show that the matrix A = [[4,1],[-2,3]] satisfy the equation A^(2) - 7A + 14l = O , where l is 2 xx 2 identity matrix and O is 2 xx 2 zero matrix. Using this equation , find A^(-1) .

Find the argument of sqrt3-i

Answer the question If A is a matrix of a order 2 xx 3 and B is a matrix of order 3 xx 5, then what is the order of matrix (AB)' or (AB) ^(T) ?

If 24x is a multiple of 3, where x is a digit what is the value of x?