1.7 to 1.10 REVIEW Matrices

Is the given matrix upper triangular, lower triangular, or diagonal?

• upper triangular

• lower triangular

• diagonal

• none

Is the matrix invertible?

• Yes

• No

• Can't tell

Is the following matrix diagonal, upper triangular or lower triangular?

• upper triangular

• lower triangular

• diagonal

• can't tell

Is the following matrix invertible?

• yes

• no

• can't tell

Tags

CCSS.HSA.REI.C.9

Is the following matrix diagonal, upper, or lower triangular

• upper triangular

• lower triangular

• diagonal

• can't tell

Is this matrix invertible

• yes

• no

• can't tell

Tags

CCSS.HSA.REI.C.9

If A is a 5x6 matrix, find the domain and codomain

• Domain: R5

  Codomain: R6

• Domain: R5

  Codomain: R5

• Domain: R6

  Codomain: R5

• Domain: R6

  Codomain: R5

Find the standard matrix for the operator T: R2 --> R2 defined by the following:

• [3 1]

  [0 4]

• [3 1 1]

  [0 4 1]

• [3 0]

  [0 4]

• [3 1 0]

  [0 4 0]

Find the standard matrix for the transformation T defined by the formula:

• not enough information

• [1 0 -3]

  [1 -1 0]

  [0 3 1]

• [1 0 0]

  [0 0 -1]

  [0 1 -1]

  [0 3 1]

• [1 0 0]

  [0 0 -1]

  [-1 1 0]

  [0 3 1]

Find the domain and the codomain for the following:

• Domain: R4

  Codomain: R2

• Can't tell

• Domain: R2

  Codomain: R4

• Domain: R2

  Codomain: R2