Quadratics Practice, Extended Algebra

Find the y-intercept of f(x) = 2x² - 2x + 1

• 2
• -2
• 1
• -1

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

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

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

Identify the 'a' value: y = 16x² -8x -24

• 16
• 8
• -8
• -24

Identify the 'b' value: y = 16x² -8x -24

• 16

• -8

• 8

• -24

What is the axis of symmetry of:y=2x²-4x+9

• x = 1
• x = -1
• x = -2
• x = 4

What is the y-intercept of: y=7x²+2x -1

• (0, 1)
• (0, -1)
• (1, 0)
• (-1, 0)

Find the Vertex: y= x² +6x + 4

• (-3, -5)

• (5, 3)

• (3, 5)

• (5, -3)

What is the vertex?

• (5,2)
• (2,5)
• (-2,5)
• (-5,2)

What is the y intercept for the equation:
y = -8x² + 3x - 7

• -8
• 3
• 7
• -7