Let A- 1 -2 1- -2 3 1- 1 1 5 - verify thati -a d j-1-a d jA-1ii A-1-1-A

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Grignard Reagents

Let A=[[ 1 -2...

Question

Let verify that

(i)

(ii)

Open in App

Solution

(i)

We have,

(ii)

Suggest Corrections

Similar questions

Let $A = ⎡ ⎢ ⎣ \begin{matrix} 1 & - 2 & 1 - 2 & 3 & 1 1 & 1 & 5 \end{matrix} ⎤ ⎥ ⎦$ , verify that $(a) [a d j A]^{- 1} = a d j (A^{- 1})$

$(b) (A^{- 1})^{- 1} = A$

Q. Let

A

be a 2 x 2 matrix Statement-1: adj

(a d j A) = A

Statement 2 :

| a d j A | = | A |

Select the correct choice:

Q. Let

A = ⎧ ⎪ ⎨ ⎪ ⎩ \begin{matrix} - 1 & 1 & 1 1 & - 1 & 1 1 & 1 & - 1 \end{matrix} ⎫ ⎪ ⎬ ⎪ ⎭

then

| A d j (A d j A) |

Q. Verify

| a d j A | = {| A |}^{n - 1}

Q. Verify A ( adj A ) = ( adj A ) A = I .

Join BYJU'S Learning Program

Let verify that (i) (ii)

(i) We have, (ii)

Let verify that

(i)

(ii)

(i)

We have,

(ii)