Quadratics Review

What is the domain of the function?

• x≥3
• x≤3
• All real numbers
• -1≤x≤5

What is the range of the function?

• y≤3
• y≥3
• All real numbers
• -6≤y≤3

Using the graph of the quadratic function, identify the y-intercept.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Using the graph of the quadratic function, identify the vertex.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

Determine the interval in which this function is INCREASING.

• (-∞, 2)
• (2, ∞)
• (2, -∞)
• (-∞, 1)

Determine the interval in which this function is DECREASING.

• (-∞, 2)
• (2, ∞)
• (2, -∞)
• (-∞, 1)

What is the vertex of the parabola: y=2(x-3)²+4

• (3,4)
• (-3,4)
• (3, -4)
• (-3,-4)

Describe the transformations of f(x) when compared to the parent function.
f(x)=x²+5

• horizontal shift right 5 units
• horizontal shift left 5 units
• vertical shift up 5 units
• vertical shift down 5 units

Match the equation to its description.

• Right 2 and up 2
• Left 2 and up 2
• Right 2 and down 2
• Left 2 and down 2