Matrices and Their Inverses Answers
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Are the following two matrices inverses of one another?
A
Yes, because they are opposites.B
Yes, because their product is equal to the identity matrix.C
No, because they are not opposites.D
No, because their product is not equal to the identity matrix.23
a= b= c= d= e= f= g= h= i=
Answer:
-1.5
24
⇒ 20
Answer:
T
25
e11 = e12 = e13 =
Answer:
8
26
a= b= c= d= e= f= g= h= i=
Answer:
1.5
27
⇒ 18
Answer:
R
28
e11 = e12 = e13 =
Answer:
4
29
a= b= c= d= e= f= g= h= i=
Answer:
-2.5
30
⇒ 24
Answer:
X
31
e21 = e22 = e23 =
Answer:
8
32
a= b= c= d= e= f= g= h= i=
Answer:
-8.5
33
e21 = e22 = e23 =
Answer:
-7
34
e21 = e22 = e23 =
Answer:
16
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