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WorksheetsDeterminant of matrix
Total questions: 10
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
Find the determinant of the matrix
a)
A
b)
B
c)
C
d)
D
2.
Find the inverse of the matrix
a)
A
b)
B
c)
C
d)
D
3.
Find the determinant of the matrix
a)
A
b)
B
c)
C
d)
D
4.
Find the inverse of the matrix
a)
A
b)
B
c)
C
d)
D
5.
Solve for the determinant of the following matrix:
⌈12 −3⌉
⌊−6 15⌋
*detA= ad-bc
⌈12 −3⌉
⌊−6 15⌋
*detA= ad-bc
a)
198
b)
162
c)
-333
d)
-9
6.
a)
5 -2
-3 1
-3 1
b)
-5 2
3 -1
3 -1
c)
-5 3
2 -1
2 -1
d)
1 -3
-2 5
-2 5
7.
a)
17 12
25 18
25 18
b)
8 9
12 6
12 6
c)
6 6
7 5
7 5
d)
12 10
10 12
10 12
8.
Determine whether the matrices are multiplicative inverses.
a)
Yes
b)
No
c)
Elevator
d)
Pi
9.
When you multiply a matrix by the identity matrix, you obtain the
a)
inverse matrix.
b)
transpose matrix.
c)
Identity matrix
d)
original matrix.
10.
If |A| = 0, then A is
a)
zero matrix
b)
singular matrix
c)
non-singular matrix
d)
Identity matrix
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