Matrices and Their Inverses Answers

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Given: CD = I, and

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Answers:
Find the elements of D.a =:-9
b =:7
c =:12
d =:-5
e =:4
f =:7
g =:3
h =:-2
i =:-4
3

c =

Answer:

12

4

d =

Answer:

-5

5

e =

Answer:

4

6

f =

Answer:

7

7

g =

Answer:

3

8

h =

Answer:

-2

9

i =

Answer:

-4

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Matrices and Their Inverses Answers — AVA…