Last Review 5: Key Attributes

From the equation y = 3x + 18,  what is the value of the x-intercept?

• -6
• 6
• 18
• 3

What is the y-intercept for the given graph?

• -5
• 5
• 1
• -1

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

What is the axis of symmetry of the given function?

• y = 1
• y = -1
• x = 1
• x = -1

Identify the vertex and whether the graph opens up or down.

• (-1, 4); opens up
• (-1, 4); opens down
• (1, 4); opens up
• (1, 4); opens down

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

Calculate the zeros of the quadratic.

• x = 2 and -3
• x = 0 and 9/4
• x = 0 and 4/9
• x = 1/2 and 1/3

What is the equation of the horizontal asymptote for following exponential function?

• y = -4

• y > -4

• y < -4

• (0, -3)

What is the equation of the horizontal asymptote for following exponential function?

• y = -2

• y > -2

• y < -2

• (0, -2)