Show all your relevant work or will not receive credit.

Show all your relevant work or will not receive credit. You must use the method of the course and must show the formula you are using. Trial and error is not accepted method.
for the parabola :
Use the method of completing the square to write the equation in the form.
What are the coordinates of the vertex of this parabola? Is it a maximum or a minimum?
Find the coordinates of the vertex of this parabola.
Sketch the graph. Be sure to include the vertex and the 2 additional point.
Let and. Find:
the domain of
The composite function Simplify your answer.
The difference quotient . Simplify your answer.
Solve for by using the law of exponents and logarithms =8
The sum of $4000 is invested at a nominal annual rate of 4% compounded quarterly. How long
will it take for it to grow to $5000?
What monthly payment will be needed to pay off a loan of $30000 over 10 years at the
nominal annual rate of 6%compounded at the end of each month?
Let and . Find Solve the following system by using augmented matrices and row-reduction:
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