﻿               and I is a unit matrix. : Kaysons Education

# And I Is A Unit Matrix.

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## Question

### Solution

Correct option is

#### SIMILAR QUESTIONS

Q1

The value of λ for which the matrix product

is an identity matrix

Q2

If A and B are two matrix such that AB = B and BA = A, then A2 + B2 =

Q3

If A and B are square matrices of size n × n such that A2– B2– = (A – B)(AB), then which of the following will be always true

Q5

Then the value of α is

Q6

If  be the complex cube roor of unity and , then A70 is equal to

Q7

If A diag [d1d2d3], then An is equal to

Q8

If B is the inverse of A, the  is

Q9

, the inverse of A is

Q10

If a, b, c are in A.P. and  then f’(x) is :