Solving Quadratic Equations by Graphing

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

Tags

CCSS.HSF-IF.C.7A

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Tags

CCSS.HSA.REI.B.4

Find the axis of symmetry for

f(x) = x²- 8x + 15.

• x = -4

• x = 4

• y = 4

• y = -4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Find the vertex  y = x² - 12x + 46

• V(3, -7)
• V(3, 7)
• V(6, 10)
• V(6, -3)

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is a, b, and c in 3x² + 4 = 5x?

• a = 3, b = -5, c = 4
• a = 3, b = 5, c = 4
• a = 3, b = 5, c = -4
• a = 3, b = -5, c = -4

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Find the vertex of 
f(x) = -x² - 4x + 12.

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

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The graph of a quadratic function is called

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

Tags

CCSS.HSF-IF.C.7A

When a parabola opens downward the vertex is

• a minimum
• a maximum
• a vertex
• a parabola

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Tags

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11