Question

1 A ……... is a rectangular array of numbers that are enclosed within a bracket .
horizontal
set
vertical
matrix

2 When the numbers of rows is equal to the numbers of columns equal to 'n'. Where m=n. Then is called…..
a square matrix
a column
a row
a matrix

3 What is this matrix called :
[0000]
diagonal matrix
proper matrix
zero matrix
square matrix

4 What is another name given to an identity matrix
unit matrix
diagonal matrix
special matrix
triangular matrix

5 Let A be a
n×n
square matrix . A is a symmetric matrix if A equal to …….
AT
B
C
4BT

Answer 1

Answer on Question #55840 – Math – Linear Algebra

Question 1. A ... is a rectangular array of numbers that are enclosed within a bracket .

horizontal

set

vertical

matrix

Answer: matrix

Question 2. When the numbers of rows is equal to the numbers of columns equal to 'n'. Where m=n. Then is called...

a square matrix

a column

a row

a matrix

Answer: a square matrix

Question 3. What is this matrix called :

[0000]

diagonal matrix

proper matrix

zero matrix

square matrix

Answer: zero matrix

Question 4. What is another name given to an identity matrix

unit matrix

diagonal matrix

special matrix

triangular matrix

Answer: unit matrix

Question 5. Let A be a

n×n

square matrix. A is a symmetric matrix if A equal to ...

AT

B

C

BT

Answer: AT ($A^T$, transposed matrix).

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