Comparing quadratic functions (Math Masters)

What is the maximum value of the quadratic function f(x) = -x² + 6x - 4?

• 4
• 5
• 6
• 7

What is the y-intercept of the quadratic function f(x) = x² - 3x + 2?

• 2
• -1
• 3
• 0

Tags

CCSS.HSF-IF.C.7A

For the quadratic function f(x) = -x² + 8x - 12, what is the x-coordinate of the vertex?

• 4
• 2
• 6
• 8

What are the roots of the equation f(x) = x² - 6x + 8?

• x = 1, x = 5
• x = 0, x = 8
• x = 2, x = 4
• x = 3, x = 6

Tags

CCSS.HSA-REI.B.4B

Which of these functions has a maximum value?

• f(x) = x² - 5x + 7

• f(x) = -x² + 3x + 1

• f(x) = x² + 6x - 9

• f(x) = 2x² - 4x + 2

What is the y-intercept of the quadratic function f(x) = 3x² - 2x + 5?

• 5
• 0
• 3
• -2

Tags

CCSS.HSF-IF.C.7A

What is the x-coordinate of the vertex of the function f(x) = -2x² + 10x - 4?

• 3
• 1
• 2.5
• 5

How many roots does the function f(x) = x² - 4x + 4 have?

• 2
• 0
• 3
• 1

What is the maximum value of f(x) = -x² + 4x + 2?

• 8
• 6
• 10
• 4

What is the y-intercept of f(x) = -4x² + 5x + 7?

• 7
• 10
• -4
• 5

Tags

CCSS.HSF-IF.C.7A