Writing Equations of Quadratics

What is the standard form of a quadratic?

• y = ax² + bx + c

• y = a(x - h)² + k

• y = mx + b

• y = (x - h)(x - k)

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is the vertex form a quadratic?

• y = ax² + bx + c

• y = a(x - h)² + k

• y = mx + b

• y = (x - h)(x - k)

Tags

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

If the a value is positive, which direction does the graph open?

• up
• down
• left
• right

Tags

CCSS.HSA.REI.B.4

If the a value is negative, which direction does the parabola open?

• up
• down
• left
• right

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

Tags

CCSS.HSA.REI.D.11

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• symmetrical point for the vertex

Given a zero of x = 3 and a zero of x = -3, what is the Axis of Symmetry?

• 0

• -3

• 3

• 6

Tags

CCSS.HSA.APR.B.3

Given the points (-2, 0) and (4, 0) what is the axis of symmetry?

• x = 1

• x = 0

• x = 2

• x = -4

Find the zeros of this quadratic.

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What is the vertex form of the given graph?