Alg graphing quadratic in standard form QUIZ

Where is the Axis of Symmetry for

y = -2x² + 4x + 2

• x = 2

• x = 1

• x = -1

• x = -2

Where is the Axis of Symmetry for

y = 4x² + 4

• x = 0

• x = undefined

• x = -1/2

• x = 4

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex of y= x² - 8x + 14 ?

• (2, 4)

• (-4, -2)

• (-2, 4)

• (4, -2)

What is the y-intercept of the equation

y = x²+8

• (0, 8)

• (1,0)

• (8,0)

• Doesn't have one

What is the domain?

• [-4, $\infty$ )

• [-5, 5]

• (-∞,+∞)

• It has no domain

Graph the quadratic.

• A
• B
• C
• D

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the range of this function>

• [1,∞)
• 1<x<3
• (-∞,1]
• (-∞,∞)

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How many zeros or roots does this parabola have?

• 3

• 1

• 0

• 2

What is the vertex?

• (2, 4)

• (3, -1)

• (0, 8)

• $\left(-\infty,\ \infty\right)$