quadratic vocabulary

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

The x-intercepts of a quadratic equation are known as the _____.

• Vertices
• Roots
• Squares
• Formulas

Tags

CCSS.HSF-IF.C.7A

The x-intercepts of a quadratic equation are known as the _____.

• vertices
• squares
• zeros
• formulas

Tags

CCSS.HSF-IF.C.7A

If the graph of y = ax² + bx + c opens down, which of the following must be true?

• a < 0
• a > 0
• c < 0
• c > 0

Tags

CCSS.L.1.5A

CCSS.L.1.5B

CCSS.L.K.5A

What are the roots of the equation
x² + 11x - 42 = 0

• -3, -14
• 3, -14
• -3, 14
• 3, 14

Tags

CCSS.HSA-REI.B.4B

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.RI.6.4

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RI.9-10.4

The vertex form of the parabola is...

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

What is the following called? x=(-b)/2a

• Axis of symmetry
• Quadratic Formula
• Vertex
• Discriminant

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.C.7A