Question 1

Which of the following equations best represents the graph shown in Image 1?

Accepted Answer

$$g(x) = -|x|$$

Question 2

What is the domain and range of the function graphed in Image 1?

Accepted Answer

Domain: $$(-\infty, \infty)$$; Range: $$(-\infty, 0]$$

Question 3

Which of the following statements is true about the graph in Image 2?

Accepted Answer

The parabola opens downward and has a maximum vertex.

Question 4

What is the equation of the axis of symmetry for the parabola in Image 2?

Accepted Answer

$$x = 0$$

Question 5

Based on Image 2, what are the coordinates of the vertex?

Accepted Answer

$$(0, 4)$$

Question 6

Which of the following equations could represent the graph in Image 2?

Accepted Answer

$$y = -x^2$ + 4$$

Question 7

What is the y-intercept of the parabola shown in Image 3?

Accepted Answer

$$(0, 4)$$

Question 8

Which of the following best describes the vertex of the parabola in Image 3?

Accepted Answer

The vertex is at $$(3, -5)$$ and the parabola opens upward.

Question 9

Which equation could represent the graph in Image 3?

Accepted Answer

$$y = (x - 3)^2$ - 5$$

Question 10

For the function graphed in Image 1, what is the slope of the line for $$x \u003e 0$$?

Accepted Answer

$$-1$$

Question 11

For the parabola in Image 2, what are the x-intercepts?

Accepted Answer

$$x = 2$$ and $$x = -2$$

Question 12

Which of the following best describes the domain and range of the function graphed in Image 3?

Accepted Answer

Domain: $$(-\infty, \infty)$$; Range: $$[-5, \infty)$$

Question 13

If the function in Image 2 is $$y = -x^2$ + 4$$, what is the maximum value of the function?

Accepted Answer

$$4$$

Question 14

For the function in Image 3, what is the minimum value and at what x-value does it occur?

Accepted Answer

Minimum value is $$-5 at$$ $$x = 3$$

Question 15

Which of the following best describes the symmetry of the graph in Image 1?

Accepted Answer

The graph is symmetric about the y-axis.

College Algebra Exit Exam Review: Step-by-Step Guidance

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