M2 - Chapter 9

Standard form of a quadratic equation

• y=x²
• y=ax²+bx+c
• y=mx+b
• y=x

Tags

CCSS.HSA.CED.A.1

The graph of a quadratic function is called

• a line
• a hyperbola
• a parabola
• a cubic

Tags

CCSS.HSF-IF.C.7A

Determine the values of a and b for the quadratic equation:  4x² – 8x - 3

• a = -4, b = -8

• a = 4, b =-8

• a = 4, b = 8

• a = -8, b = -3

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

The formula x = -b/2a is used to find

• the roots
• the x-value of the vertex
• the y-intercept
• the axis of symmetry

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

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.C.8

Find the roots of this equation
x² + x - 6 = 0

• 4, -1
• 3, -2
• -6, 1
• 2, -3

Tags

CCSS.HSA-REI.B.4B

What is the y-intercept of the parabola y = 5x² - 3

• 5

• 3

• - 3

• -5

Tags

CCSS.HSF-IF.C.7A

What piece of information does c identify in the following equation?
y=ax²+bx+c

• Zeroes
• Axis of Symmetry
• Direction
• y-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)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7