Consider
,
and 
(a)
\Find
and
Then use pattren to write a matrix of
.
Find
:





.
Find
:

and
.



.
Find
:

and
.




Find
:
Use the above pattern to write the
is
.
(b)
\Find
,
,
and
Then use pattren to write a matrix of
.
Find
:





.
Find
:

and
.



.
Find
:

and
.



.
Find
:

and
.



.
Find
:
Use the above pattern to write the
is
.
(c)
\Find
,
,
and
Then use pattren to write a matrix of
.
Find
:





.
Find
:

and
.



.
Find
:

and
.



.
Find
:

and
.



.
Find
:
Use the above pattern to write the
is
.
(d)
\Find
:
Substistute
in
.


.
(a)
,
,
and
.
(b)
,
,
,
and
.
(c)
,
,
,
and
.
(d)
.