Precalc questions

Hello! Please let me know if you have any questions. Attached are the questions on the first page. There is no other necessary materials before starting. Please make sure to have clear handwriting. Make sure the number nine does not look like the letter g. Make sure the variable x looks like an x and not some other type of symbol. Overall, please have neat and legible handwriting. Please only use the indicated methods asked for in the directions. If you have any questions please message me. I will be happy to clear anything up. Their are example problems in the PDF as well, the pages attached have titles at the top to what question they refer to. Again, please feel free to contact me with any questions. MUST complete the problems using the specific method asked. Please refer to other example questions for more guidance, and please solve them the exact way mentioned and showed in the examples.

1 a) Evaluate the following
determinant
.
Show
all
steps .
213
0
I
–
I
Hint:
and
four
the
and
all steps
1st evaluate
2
24
2a) use Cramer’s Rule
* show
–
step method
answer
give
determinants
the
D
,
as
given
find
to
ordered
Dx , Dy
like
and solve
the
given
system of equations.
.
pair
in
the
.
notes
system of equations
Mx +
3y
=
1
5x
zy
=
7
–
3 Q) Apply Cramer’s Rule to a system of equations in
D = 0
Is it
Hint :
,
Dx
=
0
possible
Use the
Dy
,
to
=
draw
lecture
0
,
any
notes
Dz
:
draw
+
(x2)(X
3
+
1)
Y
and
,
about
the
your conclusion
YQ) Find the partial fraction decomposition
x2
,
E
you
solution
set
get
:
0
conclusions
to
X
of
the
to
this
system
?
If
yes what is it ?
Give multiple
the
.
given
.
expression
Show complete work.
,
reasons
answer
for
.
Hint : Decomposition
fractions
in
.
it
has
three
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