WorksheetsDeterminants and Cramer's Rule
Total questions: 7
Worksheet time: 31mins
Name
Class
Date
1.
Calculate the determinant
a)
0
b)
-15
c)
-70
d)
10
2.
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
3.
Perform the indicated operation. If it is not possible, select Not Possible.
a)
Not Possible
b)
52 -8
36 28
36 28
c)
12 -8
-38 -28
-38 -28
d)
-12 -8
-38 -40
-38 -40
4.
Define: A coefficient matrix
a)
A matrix that contains only coefficients from a system.
b)
A matrix that is being multiplied by a coefficient.
c)
a matrix with a diagonol of 1's.
d)
A matrix containing only 1's and 0's
5.
= ( a * d) - ( b * c )
a)
optimization
b)
objective function
c)
determinant
d)
gauss jordan elimination
6.
Find the determinant's value
a)
-18
b)
-23
c)
-2
d)
2
7.
Calculate the determinant
a)
0
b)
none
c)
-32
d)
-8
100 %
