Inverse of a 3x3 Matrix

If A is an invertible matrix of order 3 and |A|=5 then find |Adj A|

• 5

• 15

• 25

• 125

If A is any invertible matrix then A is

• square matrix

• non singular matrix

• both

• none of these

Tags

CCSS.HSA.REI.C.9

When you multiply a matrix by the inverse matrix, you obtain the

• inverse matrix.

• transpose matrix.

• Identity matrix

• original matrix.

Tags

CCSS.HSN.VM.C.10

Find the inverse of the matrix

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

Find the inverse of the matrix

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

Find the inverse of the matrix

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

If A and B are invertible matrix then (AB)^-1 =

• A^-1B^-1

• AB

• B^-1A^-1

• none of these

Tags

CCSS.HSA.REI.C.9

Find the inverse using the Desmos calculator.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

When you multiply a matrix by the inverse matrix, you obtain the...

• Inverse matrix.

• Opposite matrix.

• Identity matrix

• Original matrix.

Tags

CCSS.HSN.VM.C.10

Find the inverse.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9