# Math 105: Precalculus Algebra Final Exam

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Question 1
1.
Find the minimum value of the parabola using the following equation:

f(x)=1/4(x+4)^2 +3

#### Question 2 2. Which of the following is a point on the function y = 3x - 2?

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Question 3
3.
Choose the answer that best describes the function of this graph.
- Look at the graph that is shown below. Which answer choice best describes the function of this graph?

- Look at the graph that is shown below. Which answer choice best describes the function of this graph?

#### Question 4 4. What is the slope-intercept form equation of the graph below?

#### Question 5 5. A one-to-one function crosses a horizontal line how many times?

#### Question 6 6. Absolute values only take into account _____.

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Question 7
7.
What is the inverse function of f(*x*) = *x*/8 + *x* + 2?

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Question 8
8.
The points that intersect the *x*- or *y*-axis are called the _____.

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Question 9
9.
Simplify:

3/2i

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Question 10
10.
Which of the following equations represent(s) a line that goes through the points (2,3) and (1,1)?

I) y = 2(x - 2) + 3

II) y = 2x - 1

III) y = 2(x - 1) + 1

#### Question 11 11. What are the coordinates of the vertex of the graph y = |x - 9| - 2?

#### Question 12 12. Which of the following is a linear polynomial?

#### Question 13 13. Divide the following polynomials:

#### Question 14 14. Factor the following polynomial:

#### Question 15 15. Evaluate the logarithm below:

#### Math 105: Precalculus Algebra Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!