WorksheetsMatrix and Its Application
Total questions: 20
Worksheet time: 1hrs 24mins
What is a Matrix?
An equation of over 5 numbers or symbols
A set of numbers in rows and columns
A method of finding the nth value of a series
A complicated number system
What is the name of each entry of a matrix?
Row
Element
Dimension
Numbers
In Matrix R (pictured) what element is r23?
8
9.01
6
1
A is a (4x33) matrix
B is a (33x1) matrix
What are the dimensions of the product of A times B?
-8
3
10
8
3
2
-8
3
10
8
3
2
Can the operation be performed?
Yes
No
Sometimes
only Ms. Jones knows
find the value of m, n, p and q.
m=8, n=9, p=-4, q=4
m=15, n = -45, p=20, q=-5
m=20, n=-5, p=15, q=-45
m=-5, n=20, p=-45, q=15
What must be true in order to ADD two matrices?
They must be square.
The size must be equal.
The determinant can't equal 0.
The column of the 1st must equal the row of the 2nd.
Determine whether the matrix product A3x2 B2x5 is defined. If so, what are the dimensions of the product.
no
yes, 2 x 5
yes , 3 x 5
yes , 2 x 3
9 5
42 35
7 1
Perform the operation if possible.
A
B
C
D
Perform the operation if possible.
A
B
C
D
Evaluate the determinant of the matrix.
695
284
392
-179
