Graphing Quadratics

Which equation is in standard form?

• y=a(x-h)²+k

• y=ax²+bx+c

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

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= -5x² -20x - 26

• (-2, -6)

• (2, 6)

• (6,2)

• (3, 6)

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

What is the range of the function graphed above?

• y ≥ -2

• y ≤ 4

• y ≥ 4

• y ≤ -2

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the parabola above?

• y ≤ 2

• y ≥ 2

• y ≤ 3

• y ≥ 3

Tags

CCSS.HSF-IF.C.7A

Find the axis of symmetry for

f(x) = x²- 4x + 5.

• x = -2

• x = 2

• y = 2

• y = -2

• y= 2x +1

Answer explanation