Matrix Recovery Test

Matrix Recovery Test

Assessment

Flashcard

Mathematics

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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16 questions

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1.

FLASHCARD QUESTION

Front

What is a23?

Back

4

2.

FLASHCARD QUESTION

Front

What is the determinant of the matrix ⌈3   0⌉
⌊0   2⌋?

Back

-2

3.

FLASHCARD QUESTION

Front

Are the matrices A and B inverses of each other?

Back

Yes

4.

FLASHCARD QUESTION

Front

What is the INVERSE of the matrix A= ⌈3   0⌉
⌊0   2⌋?

Back

⌈1/3   0⌉
⌊0   1/2⌋

5.

FLASHCARD QUESTION

Front

What is the solution to the system of equations represented by the matrix?

Back

(2, -1, 5)

6.

FLASHCARD QUESTION

Front

Define a matrix.

Back

A matrix is a rectangular array of numbers arranged in rows and columns.

7.

FLASHCARD QUESTION

Front

What is the determinant of a 2x2 matrix?

Back

For a matrix ⌈a   b⌉
⌊c   d⌋, the determinant is ad - bc.

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