8-1, 2, 3 Quadratics vertex, standard form

What is the y-intercept?

• (-1,0)

• (0,-2)

• (2,0)

• (-2,0)

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?

• x=2

• x=1

• x=0

• x=-1

• (2,5)

• (0,5)

• (-5,0)

• (-2,5)

What is the vertex?

• (-4,1)

• (-1,0)

• (1,-4)

• (3,0)

What is the vertex for
f(x)=4(x-2)² + 3

• (-2, 3)
• (2,-3)
• (4,3)
• (2,3)

Does the parabola
f(x)=4(x-2)² + 3
open up or down?

• up
• down

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry for 
f(x)=4(x-2)² + 3

• 4
• 2
• x = -2
• x = 2

Which of the following equations matches vertex form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

What piece of information does h identify in the following equation?
y=a(x-h)²+k

• y value of the vertex
• Axis of Symmetry
• Direction (facing up or down)
• x-intercept

If given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)