Algebra 2: Quadratic Standard Form Key Features

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

Name the vertex to the given quadratic graph

• (2,3)

• (3,2)

• (0,-1)

• (4,-1)

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

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

What is the range of this function?

• (- ∞,+∞)
• [0, +∞)
• [-2, +∞)
• [2, +∞)

Tags

CCSS.HSF-IF.C.7A

Which parabola would open down?

• f(x)=x²

• f(x)=-x²+3x-6

• f(x) = x²-16

• f(x)=2x²-5x+7

Tags

CCSS.HSF-IF.C.7A

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

• 2
• -2
• 1
• -1

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

What is the axis of symmetry?
y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Find the vertex  y = x² - 2x - 5

• (-2, 10)

• (-1, 15)

• (1, -6)

• (1, -12)

What is the y-intercept of the equation
y = 2x²+8x+3?

• (0,3)
• (3,0)
• (0,2)
• y=8

Tags

CCSS.HSF-IF.C.7A